55437008 has 20 divisors (see below), whose sum is σ = 117174048. Its totient is φ = 25198560.

The previous prime is 55437001. The next prime is 55437023. The reversal of 55437008 is 80073455.

It is a happy number.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55437001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157316 + ... + 157667.

Almost surely, 2^55437008 is an apocalyptic number.

It is an amenable number.

55437008 is an abundant number, since it is smaller than the sum of its proper divisors (61737040).

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

55437008 is a wasteful number, since it uses less digits than its factorization.

55437008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315002 (or 314996 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 55437008 is about 7445.6032663579. The cubic root of 55437008 is about 381.2998147575.

The spelling of 55437008 in words is "fifty-five million, four hundred thirty-seven thousand, eight".