56153402 has 8 divisors (see below), whose sum is σ = 84472500. Its totient is φ = 27995904.

The previous prime is 56153387. The next prime is 56153413. The reversal of 56153402 is 20435165.

It can be written as a sum of positive squares in 2 ways, for example, as 55815841 + 337561 = 7471^2 + 581^2 .

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, 39527 + ... + 40922.

Almost surely, 2^56153402 is an apocalyptic number.

56153402 is a deficient number, since it is larger than the sum of its proper divisors (28319098).

56153402 is a wasteful number, since it uses less digits than its factorization.

56153402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80800.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 56153402 is about 7493.5573661646. The cubic root of 56153402 is about 382.9352602775.

Adding to 56153402 its reverse (20435165), we get a palindrome (76588567).

The spelling of 56153402 in words is "fifty-six million, one hundred fifty-three thousand, four hundred two".