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34722213444 = 2232964505929
BaseRepresentation
bin100000010101100110…
…101110111001000100
310022121211222012102100
4200111212232321010
51032102341312234
623541241312100
72336306641662
oct402546567104
9108554865370
1034722213444
11137a8869976
126890495630
133374802939
141975679c32
15d834ad399
hex8159aee44

34722213444 has 18 divisors (see below), whose sum is σ = 87770039630. Its totient is φ = 11574071136.

The previous prime is 34722213433. The next prime is 34722213469. The reversal of 34722213444 is 44431222743.

It can be written as a sum of positive squares in only one way, i.e., 25242854400 + 9479359044 = 158880^2 + 97362^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×347222134442 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 964505929 = 34722213444 / (3 + 4 + 7 + 2 + 2 + 2 + 1 + 3 + 4 + 4 + 4).

It is a junction number, because it is equal to n+sod(n) for n = 34722213399 and 34722213408.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 482252929 + ... + 482253000.

Almost surely, 234722213444 is an apocalyptic number.

It is an amenable number.

34722213444 is an abundant number, since it is smaller than the sum of its proper divisors (53047826186).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34722213444 is a wasteful number, since it uses less digits than its factorization.

34722213444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 964505939 (or 964505934 counting only the distinct ones).

The product of its digits is 129024, while the sum is 36.

The spelling of 34722213444 in words is "thirty-four billion, seven hundred twenty-two million, two hundred thirteen thousand, four hundred forty-four".

Divisors: 1 2 3 4 6 9 12 18 36 964505929 1929011858 2893517787 3858023716 5787035574 8680553361 11574071148 17361106722 34722213444