55202504 has 16 divisors (see below), whose sum is σ = 118291200. Its totient is φ = 23658192.

The previous prime is 55202491. The next prime is 55202509. The reversal of 55202504 is 40520255.

It is a self number, because there is not a number n which added to its sum of digits gives 55202504.

It is not an unprimeable number, because it can be changed into a prime (55202509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 492824 + ... + 492935.

It is an arithmetic number, because the mean of its divisors is an integer number (7393200).

Almost surely, 2^55202504 is an apocalyptic number.

It is an amenable number.

55202504 is an abundant number, since it is smaller than the sum of its proper divisors (63088696).

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

55202504 is a wasteful number, since it uses less digits than its factorization.

55202504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 985772 (or 985768 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 23.

The square root of 55202504 is about 7429.8387600270. The cubic root of 55202504 is about 380.7614096254.

Adding to 55202504 its reverse (40520255), we get a palindrome (95722759).

The spelling of 55202504 in words is "fifty-five million, two hundred two thousand, five hundred four".