40705976 has 32 divisors (see below), whose sum is σ = 79380480. Its totient is φ = 19548000.

The previous prime is 40705969. The next prime is 40705991. The reversal of 40705976 is 67950704.

It is a super-2 number, since 2×40705976² = 3313952964225152, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36905 + ... + 37991.

It is an arithmetic number, because the mean of its divisors is an integer number (2480640).

Almost surely, 2^40705976 is an apocalyptic number.

It is an amenable number.

40705976 is a deficient number, since it is larger than the sum of its proper divisors (38674504).

40705976 is a wasteful number, since it uses less digits than its factorization.

40705976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1275 (or 1271 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 38.

The square root of 40705976 is about 6380.1235097763. The cubic root of 40705976 is about 343.9954704650.

The spelling of 40705976 in words is "forty million, seven hundred five thousand, nine hundred seventy-six".