40873792 has 28 divisors (see below), whose sum is σ = 81486756. Its totient is φ = 20341760.

The previous prime is 40873787. The next prime is 40873823. The reversal of 40873792 is 29737804.

It can be written as a sum of positive squares in 2 ways, for example, as 10137856 + 30735936 = 3184^2 + 5544^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13542 + ... + 16282.

Almost surely, 2^40873792 is an apocalyptic number.

It is an amenable number.

40873792 is a deficient number, since it is larger than the sum of its proper divisors (40612964).

40873792 is a wasteful number, since it uses less digits than its factorization.

40873792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2986 (or 2976 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 40.

The square root of 40873792 is about 6393.2614524982. The cubic root of 40873792 is about 344.4675452499.

The spelling of 40873792 in words is "forty million, eight hundred seventy-three thousand, seven hundred ninety-two".