55767432 has 64 divisors (see below), whose sum is σ = 167731200. Its totient is φ = 15094080.

The previous prime is 55767409. The next prime is 55767457. The reversal of 55767432 is 23476755.

It is a super-2 number, since 2×55767432² = 6220012943749248, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5544 + ... + 11927.

It is an arithmetic number, because the mean of its divisors is an integer number (2620800).

Almost surely, 2^55767432 is an apocalyptic number.

It is an amenable number.

55767432 is an abundant number, since it is smaller than the sum of its proper divisors (111963768).

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

55767432 is a wasteful number, since it uses less digits than its factorization.

55767432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17506 (or 17502 counting only the distinct ones).

The product of its digits is 176400, while the sum is 39.

The square root of 55767432 is about 7467.7595033584. The cubic root of 55767432 is about 382.0558747979.

The spelling of 55767432 in words is "fifty-five million, seven hundred sixty-seven thousand, four hundred thirty-two".