55402052 has 12 divisors (see below), whose sum is σ = 97895616. Its totient is φ = 27431880.

The previous prime is 55402037. The next prime is 55402073. The reversal of 55402052 is 25020455.

55402052 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66824 + ... + 67647.

It is an arithmetic number, because the mean of its divisors is an integer number (8157968).

Almost surely, 2^55402052 is an apocalyptic number.

It is an amenable number.

55402052 is a deficient number, since it is larger than the sum of its proper divisors (42493564).

55402052 is a wasteful number, since it uses less digits than its factorization.

55402052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134578 (or 134576 counting only the distinct ones).

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

The square root of 55402052 is about 7443.2554705586. The cubic root of 55402052 is about 381.2196545945.

The spelling of 55402052 in words is "fifty-five million, four hundred two thousand, fifty-two".