55525252 has 12 divisors (see below), whose sum is σ = 97221376. Its totient is φ = 27747720.

The previous prime is 55525241. The next prime is 55525273. The reversal of 55525252 is 25252555.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12613 + ... + 16435.

Almost surely, 2^55525252 is an apocalyptic number.

It is an amenable number.

55525252 is a deficient number, since it is larger than the sum of its proper divisors (41696124).

55525252 is a wasteful number, since it uses less digits than its factorization.

55525252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7458 (or 7456 counting only the distinct ones).

The product of its digits is 25000, while the sum is 31.

The square root of 55525252 is about 7451.5268234101. The cubic root of 55525252 is about 381.5020237430.

The spelling of 55525252 in words is "fifty-five million, five hundred twenty-five thousand, two hundred fifty-two".