40413912 has 128 divisors (see below), whose sum is σ = 132710400. Its totient is φ = 9936000.

The previous prime is 40413889. The next prime is 40413941. The reversal of 40413912 is 21931404.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34537 + ... + 35687.

It is an arithmetic number, because the mean of its divisors is an integer number (1036800).

Almost surely, 2^40413912 is an apocalyptic number.

40413912 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40413912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66355200).

40413912 is an abundant number, since it is smaller than the sum of its proper divisors (92296488).

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

40413912 is a wasteful number, since it uses less digits than its factorization.

40413912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1197 (or 1193 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 40413912 is about 6357.1937205028. The cubic root of 40413912 is about 343.1707763055.

The spelling of 40413912 in words is "forty million, four hundred thirteen thousand, nine hundred twelve".