56523465 has 24 divisors (see below), whose sum is σ = 101354760. Its totient is φ = 29105664.

The previous prime is 56523451. The next prime is 56523491. The reversal of 56523465 is 56432565.

It is a happy number.

56523465 is a `hidden beast` number, since 565 + 2 + 34 + 65 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 23068809 + 33454656 = 4803^2 + 5784^2 .

It is not a de Polignac number, because 56523465 - 2⁸ = 56523209 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20352 + ... + 22961.

It is an arithmetic number, because the mean of its divisors is an integer number (4223115).

Almost surely, 2^56523465 is an apocalyptic number.

It is an amenable number.

56523465 is a deficient number, since it is larger than the sum of its proper divisors (44831295).

56523465 is a wasteful number, since it uses less digits than its factorization.

56523465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43353 (or 43350 counting only the distinct ones).

The product of its digits is 108000, while the sum is 36.

The square root of 56523465 is about 7518.2088957411. The cubic root of 56523465 is about 383.7746276817.

The spelling of 56523465 in words is "fifty-six million, five hundred twenty-three thousand, four hundred sixty-five".