55617674 has 16 divisors (see below), whose sum is σ = 100363200. Its totient is φ = 22581504.

The previous prime is 55617671. The next prime is 55617691. The reversal of 55617674 is 47671655.

It is a super-2 number, since 2×55617674² = 6186651322340552, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (55617671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104279 + ... + 104810.

It is an arithmetic number, because the mean of its divisors is an integer number (6272700).

Almost surely, 2^55617674 is an apocalyptic number.

55617674 is a deficient number, since it is larger than the sum of its proper divisors (44745526).

55617674 is a wasteful number, since it uses less digits than its factorization.

55617674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209117.

The product of its digits is 176400, while the sum is 41.

The square root of 55617674 is about 7457.7257927601. The cubic root of 55617674 is about 381.7135769482.

The spelling of 55617674 in words is "fifty-five million, six hundred seventeen thousand, six hundred seventy-four".