40074156 has 24 divisors (see below), whose sum is σ = 103896240. Its totient is φ = 13358016.

The previous prime is 40074149. The next prime is 40074163. The reversal of 40074156 is 65147004.

It is an interprime number because it is at equal distance from previous prime (40074149) and next prime (40074163).

It is a super-2 number, since 2×40074156² = 3211875958224672, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185421 + ... + 185636.

It is an arithmetic number, because the mean of its divisors is an integer number (4329010).

Almost surely, 2^40074156 is an apocalyptic number.

It is an amenable number.

40074156 is an abundant number, since it is smaller than the sum of its proper divisors (63822084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40074156 is a wasteful number, since it uses less digits than its factorization.

40074156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371070 (or 371062 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 40074156 is about 6330.4151522629. The cubic root of 40074156 is about 342.2064004948.

The spelling of 40074156 in words is "forty million, seventy-four thousand, one hundred fifty-six".