55242552 has 32 divisors (see below), whose sum is σ = 138433680. Its totient is φ = 18370560.

The previous prime is 55242547. The next prime is 55242581. The reversal of 55242552 is 25524255.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8568 + ... + 13560.

Almost surely, 2^55242552 is an apocalyptic number.

It is an amenable number.

55242552 is an abundant number, since it is smaller than the sum of its proper divisors (83191128).

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

55242552 is a wasteful number, since it uses less digits than its factorization.

55242552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5463 (or 5459 counting only the distinct ones).

The product of its digits is 20000, while the sum is 30.

The square root of 55242552 is about 7432.5333500765. The cubic root of 55242552 is about 380.8534649115.

The spelling of 55242552 in words is "fifty-five million, two hundred forty-two thousand, five hundred fifty-two".