40379952 has 40 divisors (see below), whose sum is σ = 104725936. Its totient is φ = 13406976.

The previous prime is 40379951. The next prime is 40379953. The reversal of 40379952 is 25997304.

It is an interprime number because it is at equal distance from previous prime (40379951) and next prime (40379953).

It is a self number, because there is not a number n which added to its sum of digits gives 40379952.

It is not an unprimeable number, because it can be changed into a prime (40379951) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11778 + ... + 14814.

Almost surely, 2^40379952 is an apocalyptic number.

It is an amenable number.

40379952 is an abundant number, since it is smaller than the sum of its proper divisors (64345984).

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

40379952 is a wasteful number, since it uses less digits than its factorization.

40379952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3325 (or 3319 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 39.

The square root of 40379952 is about 6354.5221692902. The cubic root of 40379952 is about 343.0746266973.

The spelling of 40379952 in words is "forty million, three hundred seventy-nine thousand, nine hundred fifty-two".