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2222412061 = 4747285363
BaseRepresentation
bin1000010001110111…
…0101000100011101
312201212212020012211
42010131311010131
514022414141221
61004310000421
7106034122312
oct20435650435
95655766184
102222412061
11a40548091
12520346111
1329557a92c
14171232d09
15d01976e1
hex8477511d

2222412061 has 4 divisors (see below), whose sum is σ = 2269697472. Its totient is φ = 2175126652.

The previous prime is 2222412047. The next prime is 2222412077. The reversal of 2222412061 is 1602142222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2222412061 - 25 = 2222412029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2222412001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23642635 + ... + 23642728.

It is an arithmetic number, because the mean of its divisors is an integer number (567424368).

Almost surely, 22222412061 is an apocalyptic number.

It is an amenable number.

2222412061 is a deficient number, since it is larger than the sum of its proper divisors (47285411).

2222412061 is an equidigital number, since it uses as much as digits as its factorization.

2222412061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47285410.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 2222412061 is about 47142.4655804085. The cubic root of 2222412061 is about 1304.9930390159.

Adding to 2222412061 its reverse (1602142222), we get a palindrome (3824554283).

The spelling of 2222412061 in words is "two billion, two hundred twenty-two million, four hundred twelve thousand, sixty-one".

Divisors: 1 47 47285363 2222412061