40803912 has 40 divisors (see below), whose sum is σ = 114290550. Its totient is φ = 13601088.

The previous prime is 40803901. The next prime is 40803929. The reversal of 40803912 is 21930804.

40803912 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 33802596 + 7001316 = 5814^2 + 2646^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 30837 + ... + 32132.

Almost surely, 2^40803912 is an apocalyptic number.

It is an amenable number.

40803912 is an abundant number, since it is smaller than the sum of its proper divisors (73486638).

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

40803912 is a wasteful number, since it uses less digits than its factorization.

40803912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62987 (or 62974 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 40803912 is about 6387.7939854069. The cubic root of 40803912 is about 344.2711266172.

The spelling of 40803912 in words is "forty million, eight hundred three thousand, nine hundred twelve".