56252407 has 4 divisors (see below), whose sum is σ = 59213080. Its totient is φ = 53291736.

The previous prime is 56252387. The next prime is 56252423. The reversal of 56252407 is 70425265.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 56252407 - 2¹⁹ = 55728119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56252437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1480308 + ... + 1480345.

It is an arithmetic number, because the mean of its divisors is an integer number (14803270).

Almost surely, 2^56252407 is an apocalyptic number.

56252407 is a deficient number, since it is larger than the sum of its proper divisors (2960673).

56252407 is a wasteful number, since it uses less digits than its factorization.

56252407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2960672.

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 56252407 is about 7500.1604649501. The cubic root of 56252407 is about 383.1601813242.

The spelling of 56252407 in words is "fifty-six million, two hundred fifty-two thousand, four hundred seven".