40404596 has 12 divisors (see below), whose sum is σ = 71104320. Its totient is φ = 20089080.

The previous prime is 40404593. The next prime is 40404613. The reversal of 40404596 is 69540404.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40404593) 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 3 ways as a sum of consecutive naturals, for example, 27500 + ... + 28931.

It is an arithmetic number, because the mean of its divisors is an integer number (5925360).

Almost surely, 2^40404596 is an apocalyptic number.

It is an amenable number.

40404596 is a deficient number, since it is larger than the sum of its proper divisors (30699724).

40404596 is a wasteful number, since it uses less digits than its factorization.

40404596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56614 (or 56612 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 40404596 is about 6356.4609650339. The cubic root of 40404596 is about 343.1444056452.

The spelling of 40404596 in words is "forty million, four hundred four thousand, five hundred ninety-six".