40084956 has 30 divisors (see below), whose sum is σ = 104790840. Its totient is φ = 13361544.

The previous prime is 40084939. The next prime is 40084973. The reversal of 40084956 is 65948004.

It is an interprime number because it is at equal distance from previous prime (40084939) and next prime (40084973).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 40084956.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 61536 + ... + 62183.

It is an arithmetic number, because the mean of its divisors is an integer number (3493028).

Almost surely, 2^40084956 is an apocalyptic number.

It is an amenable number.

40084956 is an abundant number, since it is smaller than the sum of its proper divisors (64705884).

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

40084956 is a wasteful number, since it uses less digits than its factorization.

40084956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123735 (or 123724 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 40084956 is about 6331.2681194213. The cubic root of 40084956 is about 342.2371393178.

The spelling of 40084956 in words is "forty million, eighty-four thousand, nine hundred fifty-six".