40624666 has 8 divisors (see below), whose sum is σ = 60969600. Its totient is φ = 20301468.

The previous prime is 40624643. The next prime is 40624697. The reversal of 40624666 is 66642604.

40624666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×40624666² = 3300726975223112, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 565 + ... + 9031.

It is an arithmetic number, because the mean of its divisors is an integer number (7621200).

Almost surely, 2^40624666 is an apocalyptic number.

40624666 is a deficient number, since it is larger than the sum of its proper divisors (20344934).

40624666 is a wasteful number, since it uses less digits than its factorization.

40624666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10868.

The product of its (nonzero) digits is 41472, while the sum is 34.

The square root of 40624666 is about 6373.7481908215. The cubic root of 40624666 is about 343.7662746675.

The spelling of 40624666 in words is "forty million, six hundred twenty-four thousand, six hundred sixty-six".