55202864 has 10 divisors (see below), whose sum is σ = 106955580. Its totient is φ = 27601424.

The previous prime is 55202837. The next prime is 55202867. The reversal of 55202864 is 46820255.

It is a self number, because there is not a number n which added to its sum of digits gives 55202864.

It is not an unprimeable number, because it can be changed into a prime (55202867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1725074 + ... + 1725105.

It is an arithmetic number, because the mean of its divisors is an integer number (10695558).

Almost surely, 2^55202864 is an apocalyptic number.

It is an amenable number.

55202864 is a deficient number, since it is larger than the sum of its proper divisors (51752716).

55202864 is a wasteful number, since it uses less digits than its factorization.

55202864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3450187 (or 3450181 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 32.

The square root of 55202864 is about 7429.8629866236. The cubic root of 55202864 is about 380.7622373282.

The spelling of 55202864 in words is "fifty-five million, two hundred two thousand, eight hundred sixty-four".