55252875 has 16 divisors (see below), whose sum is σ = 91941408. Its totient is φ = 29468000.

The previous prime is 55252867. The next prime is 55252937. The reversal of 55252875 is 57825255.

It is not a de Polignac number, because 55252875 - 2³ = 55252867 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73296 + ... + 74045.

It is an arithmetic number, because the mean of its divisors is an integer number (5746338).

Almost surely, 2^55252875 is an apocalyptic number.

55252875 is a deficient number, since it is larger than the sum of its proper divisors (36688533).

55252875 is a wasteful number, since it uses less digits than its factorization.

55252875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147359 (or 147349 counting only the distinct ones).

The product of its digits is 140000, while the sum is 39.

The square root of 55252875 is about 7433.2277645717. The cubic root of 55252875 is about 380.8771863925.

The spelling of 55252875 in words is "fifty-five million, two hundred fifty-two thousand, eight hundred seventy-five".