40465156 has 12 divisors (see below), whose sum is σ = 71667792. Its totient is φ = 19988648.

The previous prime is 40465147. The next prime is 40465163. The reversal of 40465156 is 65156404.

It is an unprimeable number.

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, 60610 + ... + 61273.

It is an arithmetic number, because the mean of its divisors is an integer number (5972316).

Almost surely, 2^40465156 is an apocalyptic number.

It is an amenable number.

40465156 is a deficient number, since it is larger than the sum of its proper divisors (31202636).

40465156 is a wasteful number, since it uses less digits than its factorization.

40465156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121970 (or 121968 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 40465156 is about 6361.2228384172. Note that the first 3 decimals coincide. The cubic root of 40465156 is about 343.3157595136.

The spelling of 40465156 in words is "forty million, four hundred sixty-five thousand, one hundred fifty-six".