52556245 has 8 divisors (see below), whose sum is σ = 72077184. Its totient is φ = 36038544.

The previous prime is 52556237. The next prime is 52556267. The reversal of 52556245 is 54265525.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52556245 - 2³ = 52556237 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52556245.

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, 750769 + ... + 750838.

It is an arithmetic number, because the mean of its divisors is an integer number (9009648).

Almost surely, 2^52556245 is an apocalyptic number.

It is an amenable number.

52556245 is a deficient number, since it is larger than the sum of its proper divisors (19520939).

52556245 is a wasteful number, since it uses less digits than its factorization.

52556245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1501619.

The product of its digits is 60000, while the sum is 34.

The square root of 52556245 is about 7249.5686078552. The cubic root of 52556245 is about 374.5772896141.

The spelling of 52556245 in words is "fifty-two million, five hundred fifty-six thousand, two hundred forty-five".