40044417 has 12 divisors (see below), whose sum is σ = 62109936. Its totient is φ = 22882440.

The previous prime is 40044409. The next prime is 40044427. The reversal of 40044417 is 71444004.

It is not a de Polignac number, because 40044417 - 2³ = 40044409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40044427) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 136059 + ... + 136352.

It is an arithmetic number, because the mean of its divisors is an integer number (5175828).

Almost surely, 2^40044417 is an apocalyptic number.

It is an amenable number.

40044417 is a deficient number, since it is larger than the sum of its proper divisors (22065519).

40044417 is a wasteful number, since it uses less digits than its factorization.

40044417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272428 (or 272421 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 24.

The square root of 40044417 is about 6328.0658182418. The cubic root of 40044417 is about 342.1217291786.

The spelling of 40044417 in words is "forty million, forty-four thousand, four hundred seventeen".