56525739 has 8 divisors (see below), whose sum is σ = 76276032. Its totient is φ = 37229640.

The previous prime is 56525713. The next prime is 56525747. The reversal of 56525739 is 93752565.

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

It is not a de Polignac number, because 56525739 - 2¹⁵ = 56492971 is a prime.

It is a super-2 number, since 2×56525739² = 6390318338992242, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 56525739.

It is not an unprimeable number, because it can be changed into a prime (56525039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113257 + ... + 113754.

It is an arithmetic number, because the mean of its divisors is an integer number (9534504).

Almost surely, 2^56525739 is an apocalyptic number.

56525739 is a deficient number, since it is larger than the sum of its proper divisors (19750293).

56525739 is a wasteful number, since it uses less digits than its factorization.

56525739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227097.

The product of its digits is 283500, while the sum is 42.

The square root of 56525739 is about 7518.3601270490. The cubic root of 56525739 is about 383.7797741685.

The spelling of 56525739 in words is "fifty-six million, five hundred twenty-five thousand, seven hundred thirty-nine".