56762155 has 4 divisors (see below), whose sum is σ = 68114592. Its totient is φ = 45409720.

The previous prime is 56762129. The next prime is 56762161. The reversal of 56762155 is 55126765.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-56762155 is a prime.

It is a Duffinian number.

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, 5676211 + ... + 5676220.

It is an arithmetic number, because the mean of its divisors is an integer number (17028648).

Almost surely, 2^56762155 is an apocalyptic number.

56762155 is a deficient number, since it is larger than the sum of its proper divisors (11352437).

56762155 is a wasteful number, since it uses less digits than its factorization.

56762155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11352436.

The product of its digits is 63000, while the sum is 37.

The square root of 56762155 is about 7534.0662991508. The cubic root of 56762155 is about 384.3140763599.

The spelling of 56762155 in words is "fifty-six million, seven hundred sixty-two thousand, one hundred fifty-five".