55325502 has 24 divisors (see below), whose sum is σ = 121111536. Its totient is φ = 18251136.

The previous prime is 55325489. The next prime is 55325507. The reversal of 55325502 is 20552355.

It is a super-2 number, since 2×55325502² = 6121822343104008, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55325507) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14098 + ... + 17589.

It is an arithmetic number, because the mean of its divisors is an integer number (5046314).

Almost surely, 2^55325502 is an apocalyptic number.

55325502 is an abundant number, since it is smaller than the sum of its proper divisors (65786034).

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

55325502 is a wasteful number, since it uses less digits than its factorization.

55325502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31792 (or 31789 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 27.

The square root of 55325502 is about 7438.1114538571. Note that the first 3 decimals coincide. The cubic root of 55325502 is about 381.0439943411.

Adding to 55325502 its reverse (20552355), we get a palindrome (75877857).

The spelling of 55325502 in words is "fifty-five million, three hundred twenty-five thousand, five hundred two".