55667634 has 16 divisors (see below), whose sum is σ = 121456800. Its totient is φ = 16868960.

The previous prime is 55667629. The next prime is 55667653. The reversal of 55667634 is 43676655.

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, 421659 + ... + 421790.

It is an arithmetic number, because the mean of its divisors is an integer number (7591050).

Almost surely, 2^55667634 is an apocalyptic number.

55667634 is an abundant number, since it is smaller than the sum of its proper divisors (65789166).

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

55667634 is a wasteful number, since it uses less digits than its factorization.

55667634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 843465.

The product of its digits is 453600, while the sum is 42.

The square root of 55667634 is about 7461.0745874840. The cubic root of 55667634 is about 381.8278374079.

The spelling of 55667634 in words is "fifty-five million, six hundred sixty-seven thousand, six hundred thirty-four".