55772462 has 16 divisors (see below), whose sum is σ = 86106240. Its totient is φ = 27078072.

The previous prime is 55772459. The next prime is 55772477. The reversal of 55772462 is 26427755.

It is a happy number.

It is a super-2 number, since 2×55772462² = 6221135035082888, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13583 + ... + 17205.

It is an arithmetic number, because the mean of its divisors is an integer number (5381640).

Almost surely, 2^55772462 is an apocalyptic number.

55772462 is a deficient number, since it is larger than the sum of its proper divisors (30333778).

55772462 is a wasteful number, since it uses less digits than its factorization.

55772462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3847.

The product of its digits is 117600, while the sum is 38.

The square root of 55772462 is about 7468.0962768299. The cubic root of 55772462 is about 382.0673610914.

The spelling of 55772462 in words is "fifty-five million, seven hundred seventy-two thousand, four hundred sixty-two".