40560537 has 4 divisors (see below), whose sum is σ = 54080720. Its totient is φ = 27040356.

The previous prime is 40560517. The next prime is 40560551. The reversal of 40560537 is 73506504.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 40560537 - 2⁸ = 40560281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40560517) 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, 6760087 + ... + 6760092.

It is an arithmetic number, because the mean of its divisors is an integer number (13520180).

Almost surely, 2^40560537 is an apocalyptic number.

It is an amenable number.

40560537 is a deficient number, since it is larger than the sum of its proper divisors (13520183).

40560537 is a wasteful number, since it uses less digits than its factorization.

40560537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13520182.

The product of its (nonzero) digits is 12600, while the sum is 30.

The square root of 40560537 is about 6368.7154905836. The cubic root of 40560537 is about 343.5852926856.

The spelling of 40560537 in words is "forty million, five hundred sixty thousand, five hundred thirty-seven".