56824567 has 4 divisors (see below), whose sum is σ = 56865816. Its totient is φ = 56783320.

The previous prime is 56824541. The next prime is 56824609. The reversal of 56824567 is 76542865.

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 56824567 - 2¹⁵ = 56791799 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 (56824517) 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, 18484 + ... + 21337.

It is an arithmetic number, because the mean of its divisors is an integer number (14216454).

Almost surely, 2^56824567 is an apocalyptic number.

56824567 is a deficient number, since it is larger than the sum of its proper divisors (41249).

56824567 is a wasteful number, since it uses less digits than its factorization.

56824567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41248.

The product of its digits is 403200, while the sum is 43.

The square root of 56824567 is about 7538.2071475915. The cubic root of 56824567 is about 384.4548804127.

The spelling of 56824567 in words is "fifty-six million, eight hundred twenty-four thousand, five hundred sixty-seven".