55679634 has 24 divisors (see below), whose sum is σ = 120783312. Its totient is φ = 18537720.

The previous prime is 55679629. The next prime is 55679639. The reversal of 55679634 is 43697655.

55679634 is a `hidden beast` number, since 5 + 5 + 6 + 7 + 9 + 634 = 666.

It is an interprime number because it is at equal distance from previous prime (55679629) and next prime (55679639).

It is a self number, because there is not a number n which added to its sum of digits gives 55679634.

It is not an unprimeable number, because it can be changed into a prime (55679639) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21889 + ... + 24299.

It is an arithmetic number, because the mean of its divisors is an integer number (5032638).

Almost surely, 2^55679634 is an apocalyptic number.

55679634 is an abundant number, since it is smaller than the sum of its proper divisors (65103678).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55679634 is a wasteful number, since it uses less digits than its factorization.

55679634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3702 (or 3699 counting only the distinct ones).

The product of its digits is 680400, while the sum is 45.

The square root of 55679634 is about 7461.8787178565. The cubic root of 55679634 is about 381.8552716907.

The spelling of 55679634 in words is "fifty-five million, six hundred seventy-nine thousand, six hundred thirty-four".