55672432 has 40 divisors (see below), whose sum is σ = 114080000. Its totient is φ = 26246592.

The previous prime is 55672429. The next prime is 55672453. The reversal of 55672432 is 23427655.

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, 111319 + ... + 111817.

It is an arithmetic number, because the mean of its divisors is an integer number (2852000).

Almost surely, 2^55672432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55672432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57040000).

55672432 is an abundant number, since it is smaller than the sum of its proper divisors (58407568).

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

55672432 is a wasteful number, since it uses less digits than its factorization.

55672432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 893 (or 887 counting only the distinct ones).

The product of its digits is 50400, while the sum is 34.

The square root of 55672432 is about 7461.3961160094. The cubic root of 55672432 is about 381.8388070216.

The spelling of 55672432 in words is "fifty-five million, six hundred seventy-two thousand, four hundred thirty-two".