55676288 has 64 divisors (see below), whose sum is σ = 117320400. Its totient is φ = 26277888.

The previous prime is 55676287. The next prime is 55676293. The reversal of 55676288 is 88267655.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55676281) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196595 + ... + 196877.

Almost surely, 2^55676288 is an apocalyptic number.

55676288 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55676288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58660200).

55676288 is an abundant number, since it is smaller than the sum of its proper divisors (61644112).

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

55676288 is a wasteful number, since it uses less digits than its factorization.

55676288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379 (or 367 counting only the distinct ones).

The product of its digits is 806400, while the sum is 47.

The square root of 55676288 is about 7461.6545082173. The cubic root of 55676288 is about 381.8476224945.

The spelling of 55676288 in words is "fifty-five million, six hundred seventy-six thousand, two hundred eighty-eight".