40560013 has 8 divisors (see below), whose sum is σ = 44610048. Its totient is φ = 36642864.

The previous prime is 40560001. The next prime is 40560019. The reversal of 40560013 is 31006504.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40560013 is a prime.

It is a super-2 number, since 2×40560013² = 3290229309120338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40560019) 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, 32581 + ... + 33802.

It is an arithmetic number, because the mean of its divisors is an integer number (5576256).

Almost surely, 2^40560013 is an apocalyptic number.

It is an amenable number.

40560013 is a deficient number, since it is larger than the sum of its proper divisors (4050035).

40560013 is a wasteful number, since it uses less digits than its factorization.

40560013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66443.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 40560013 is about 6368.6743518569. The cubic root of 40560013 is about 343.5838130909.

Adding to 40560013 its reverse (31006504), we get a palindrome (71566517).

The spelling of 40560013 in words is "forty million, five hundred sixty thousand, thirteen".