55076328 has 128 divisors (see below), whose sum is σ = 165628800. Its totient is φ = 16892928.

The previous prime is 55076303. The next prime is 55076341. The reversal of 55076328 is 82367055.

55076328 is a `hidden beast` number, since 550 + 76 + 32 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 55076292 and 55076301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 194475 + ... + 194757.

It is an arithmetic number, because the mean of its divisors is an integer number (1293975).

Almost surely, 2^55076328 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 55076328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82814400).

55076328 is an abundant number, since it is smaller than the sum of its proper divisors (110552472).

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

55076328 is a wasteful number, since it uses less digits than its factorization.

55076328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368 (or 358 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The square root of 55076328 is about 7421.3427356510. The cubic root of 55076328 is about 380.4710870343.

The spelling of 55076328 in words is "fifty-five million, seventy-six thousand, three hundred twenty-eight".