40037412 has 12 divisors (see below), whose sum is σ = 93420656. Its totient is φ = 13345800.

The previous prime is 40037401. The next prime is 40037423. The reversal of 40037412 is 21473004.

It is an interprime number because it is at equal distance from previous prime (40037401) and next prime (40037423).

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1668214 + ... + 1668237.

Almost surely, 2^40037412 is an apocalyptic number.

It is an amenable number.

40037412 is an abundant number, since it is smaller than the sum of its proper divisors (53383244).

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

40037412 is a wasteful number, since it uses less digits than its factorization.

40037412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3336458 (or 3336456 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 40037412 is about 6327.5123073764. The cubic root of 40037412 is about 342.1017788114.

The spelling of 40037412 in words is "forty million, thirty-seven thousand, four hundred twelve".