56611402 has 8 divisors (see below), whose sum is σ = 85011300. Its totient is φ = 28274304.

The previous prime is 56611397. The next prime is 56611421. The reversal of 56611402 is 20411665.

It can be written as a sum of positive squares in 2 ways, for example, as 51279921 + 5331481 = 7161^2 + 2309^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13377 + ... + 17092.

Almost surely, 2^56611402 is an apocalyptic number.

56611402 is a deficient number, since it is larger than the sum of its proper divisors (28399898).

56611402 is a wasteful number, since it uses less digits than its factorization.

56611402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31400.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 56611402 is about 7524.0548908152. The cubic root of 56611402 is about 383.9735450887.

The spelling of 56611402 in words is "fifty-six million, six hundred eleven thousand, four hundred two".