55245525 has 12 divisors (see below), whose sum is σ = 91339392. Its totient is φ = 29464240.

The previous prime is 55245511. The next prime is 55245577. The reversal of 55245525 is 52554255.

It is not a de Polignac number, because 55245525 - 2⁷ = 55245397 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 368229 + ... + 368378.

It is an arithmetic number, because the mean of its divisors is an integer number (7611616).

Almost surely, 2^55245525 is an apocalyptic number.

It is an amenable number.

55245525 is a deficient number, since it is larger than the sum of its proper divisors (36093867).

55245525 is a wasteful number, since it uses less digits than its factorization.

55245525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736620 (or 736615 counting only the distinct ones).

The product of its digits is 50000, while the sum is 33.

The square root of 55245525 is about 7432.7333464884. The cubic root of 55245525 is about 380.8602969458.

The spelling of 55245525 in words is "fifty-five million, two hundred forty-five thousand, five hundred twenty-five".