40722956 has 12 divisors (see below), whose sum is σ = 75457368. Its totient is φ = 19163712.

The previous prime is 40722943. The next prime is 40722959. The reversal of 40722956 is 65922704.

It is not an unprimeable number, because it can be changed into a prime (40722959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 299366 + ... + 299501.

It is an arithmetic number, because the mean of its divisors is an integer number (6288114).

Almost surely, 2^40722956 is an apocalyptic number.

It is an amenable number.

40722956 is a deficient number, since it is larger than the sum of its proper divisors (34734412).

40722956 is a wasteful number, since it uses less digits than its factorization.

40722956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 598888 (or 598886 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 40722956 is about 6381.4540662767. The cubic root of 40722956 is about 344.0432949834.

The spelling of 40722956 in words is "forty million, seven hundred twenty-two thousand, nine hundred fifty-six".