55182004 has 24 divisors (see below), whose sum is σ = 103177760. Its totient is φ = 25746336.

The previous prime is 55181999. The next prime is 55182007. The reversal of 55182004 is 40028155.

It is a self number, because there is not a number n which added to its sum of digits gives 55182004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55182007) 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, 327 + ... + 10510.

Almost surely, 2^55182004 is an apocalyptic number.

It is an amenable number.

55182004 is a deficient number, since it is larger than the sum of its proper divisors (47995756).

55182004 is a wasteful number, since it uses less digits than its factorization.

55182004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10927 (or 10925 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 25.

The square root of 55182004 is about 7428.4590595897. The cubic root of 55182004 is about 380.7142706084.

The spelling of 55182004 in words is "fifty-five million, one hundred eighty-two thousand, four".