55502532 has 36 divisors (see below), whose sum is σ = 142398256. Its totient is φ = 18223920.

The previous prime is 55502507. The next prime is 55502533. The reversal of 55502532 is 23520555.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×55502532² = 6161062116822048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55502496 and 55502505.

It is not an unprimeable number, because it can be changed into a prime (55502533) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9094 + ... + 13917.

Almost surely, 2^55502532 is an apocalyptic number.

It is an amenable number.

55502532 is an abundant number, since it is smaller than the sum of its proper divisors (86895724).

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

55502532 is a wasteful number, since it uses less digits than its factorization.

55502532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23088 (or 23083 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 27.

The square root of 55502532 is about 7450.0021476507. The cubic root of 55502532 is about 381.4499819051.

The spelling of 55502532 in words is "fifty-five million, five hundred two thousand, five hundred thirty-two".