55530076 has 24 divisors (see below), whose sum is σ = 111683936. Its totient is φ = 23664960.

The previous prime is 55530053. The next prime is 55530089. The reversal of 55530076 is 67003555.

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, 411 + ... + 10546.

Almost surely, 2^55530076 is an apocalyptic number.

It is an amenable number.

55530076 is an abundant number, since it is smaller than the sum of its proper divisors (56153860).

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

55530076 is a wasteful number, since it uses less digits than its factorization.

55530076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11149 (or 11147 counting only the distinct ones).

The product of its (nonzero) digits is 15750, while the sum is 31.

The square root of 55530076 is about 7451.8505084308. The cubic root of 55530076 is about 381.5130716440.

The spelling of 55530076 in words is "fifty-five million, five hundred thirty thousand, seventy-six".