55285604 has 24 divisors (see below), whose sum is σ = 105758688. Its totient is φ = 25079040.

The previous prime is 55285603. The next prime is 55285613. The reversal of 55285604 is 40658255.

It is not an unprimeable number, because it can be changed into a prime (55285603) 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, 28679 + ... + 30545.

It is an arithmetic number, because the mean of its divisors is an integer number (4406612).

Almost surely, 2^55285604 is an apocalyptic number.

It is an amenable number.

55285604 is a deficient number, since it is larger than the sum of its proper divisors (50473084).

55285604 is a wasteful number, since it uses less digits than its factorization.

55285604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2555 (or 2553 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 35.

The square root of 55285604 is about 7435.4289721576. The cubic root of 55285604 is about 380.9523756558.

The spelling of 55285604 in words is "fifty-five million, two hundred eighty-five thousand, six hundred four".