40412456 has 24 divisors (see below), whose sum is σ = 88145370. Its totient is φ = 17319456.

The previous prime is 40412453. The next prime is 40412459. The reversal of 40412456 is 65421404.

It is an interprime number because it is at equal distance from previous prime (40412453) and next prime (40412459).

It can be written as a sum of positive squares in only one way, i.e., 34409956 + 6002500 = 5866^2 + 2450^2 .

It is not an unprimeable number, because it can be changed into a prime (40412453) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 51155 + ... + 51938.

Almost surely, 2^40412456 is an apocalyptic number.

It is an amenable number.

40412456 is an abundant number, since it is smaller than the sum of its proper divisors (47732914).

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

40412456 is a wasteful number, since it uses less digits than its factorization.

40412456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103113 (or 103102 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 40412456 is about 6357.0792035336. The cubic root of 40412456 is about 343.1666550955.

The spelling of 40412456 in words is "forty million, four hundred twelve thousand, four hundred fifty-six".