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42214412 = 2217775939
BaseRepresentation
bin1010000100001…
…0010000001100
32221102201021202
42201002100030
541301330122
64104445032
71021550042
oct241022014
987381252
1042214412
1121913349
1212179778
138990756
14586c392
153a8ce92
hex284240c

42214412 has 12 divisors (see below), whose sum is σ = 73929240. Its totient is φ = 21091776.

The previous prime is 42214411. The next prime is 42214421. The reversal of 42214412 is 21441224.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (42214411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4139 + ... + 10077.

It is an arithmetic number, because the mean of its divisors is an integer number (6160770).

Almost surely, 242214412 is an apocalyptic number.

It is an amenable number.

42214412 is a deficient number, since it is larger than the sum of its proper divisors (31714828).

42214412 is a wasteful number, since it uses less digits than its factorization.

42214412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7720 (or 7718 counting only the distinct ones).

The product of its digits is 512, while the sum is 20.

The square root of 42214412 is about 6497.2618848250. The cubic root of 42214412 is about 348.1931701574.

Adding to 42214412 its reverse (21441224), we get a palindrome (63655636).

The spelling of 42214412 in words is "forty-two million, two hundred fourteen thousand, four hundred twelve".

Divisors: 1 2 4 1777 3554 5939 7108 11878 23756 10553603 21107206 42214412