40412016 has 30 divisors (see below), whose sum is σ = 113097920. Its totient is φ = 13470624.

The previous prime is 40412011. The next prime is 40412017. The reversal of 40412016 is 61021404.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a self number, because there is not a number n which added to its sum of digits gives 40412016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40412011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 140176 + ... + 140463.

Almost surely, 2^40412016 is an apocalyptic number.

It is an amenable number.

40412016 is an abundant number, since it is smaller than the sum of its proper divisors (72685904).

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

40412016 is a wasteful number, since it uses less digits than its factorization.

40412016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280653 (or 280644 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 40412016 is about 6357.0445963514. The cubic root of 40412016 is about 343.1654096555.

The spelling of 40412016 in words is "forty million, four hundred twelve thousand, sixteen".