40023376 has 10 divisors (see below), whose sum is σ = 77545322. Its totient is φ = 20011680.

The previous prime is 40023359. The next prime is 40023397. The reversal of 40023376 is 67332004.

It can be written as a sum of positive squares in only one way, i.e., 25000000 + 15023376 = 5000^2 + 3876^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 40023376.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 1250715 + ... + 1250746.

Almost surely, 2^40023376 is an apocalyptic number.

It is an amenable number.

40023376 is a deficient number, since it is larger than the sum of its proper divisors (37521946).

40023376 is a wasteful number, since it uses less digits than its factorization.

40023376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2501469 (or 2501463 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 25.

The square root of 40023376 is about 6326.4030854823. The cubic root of 40023376 is about 342.0617970247.

The spelling of 40023376 in words is "forty million, twenty-three thousand, three hundred seventy-six".