40564627 has 4 divisors (see below), whose sum is σ = 40923720. Its totient is φ = 40205536.

The previous prime is 40564607. The next prime is 40564631. The reversal of 40564627 is 72646504.

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 40564627 - 2¹¹ = 40562579 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40564592 and 40564601.

It is not an unprimeable number, because it can be changed into a prime (40564607) 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, 179377 + ... + 179602.

It is an arithmetic number, because the mean of its divisors is an integer number (10230930).

Almost surely, 2^40564627 is an apocalyptic number.

40564627 is a deficient number, since it is larger than the sum of its proper divisors (359093).

40564627 is a wasteful number, since it uses less digits than its factorization.

40564627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359092.

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 40564627 is about 6369.0365833460. The cubic root of 40564627 is about 343.5968409927.

The spelling of 40564627 in words is "forty million, five hundred sixty-four thousand, six hundred twenty-seven".