55276032 has 160 divisors (see below), whose sum is σ = 173238912. Its totient is φ = 15335424.

The previous prime is 55276021. The next prime is 55276043. The reversal of 55276032 is 23067255.

It is an interprime number because it is at equal distance from previous prime (55276021) and next prime (55276043).

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, 569808 + ... + 569904.

Almost surely, 2^55276032 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 55276032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86619456).

55276032 is an abundant number, since it is smaller than the sum of its proper divisors (117962880).

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

55276032 is an equidigital number, since it uses as much as digits as its factorization.

55276032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178 (or 162 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 30.

The square root of 55276032 is about 7434.7852692596. The cubic root of 55276032 is about 380.9303886987.

The spelling of 55276032 in words is "fifty-five million, two hundred seventy-six thousand, thirty-two".