40765772 has 12 divisors (see below), whose sum is σ = 71813616. Its totient is φ = 20247600.

The previous prime is 40765757. The next prime is 40765783. The reversal of 40765772 is 27756704.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

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 in 3 ways as a sum of consecutive naturals, for example, 33143 + ... + 34350.

It is an arithmetic number, because the mean of its divisors is an integer number (5984468).

Almost surely, 2^40765772 is an apocalyptic number.

It is an amenable number.

40765772 is a deficient number, since it is larger than the sum of its proper divisors (31047844).

40765772 is a wasteful number, since it uses less digits than its factorization.

40765772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67648 (or 67646 counting only the distinct ones).

The product of its (nonzero) digits is 82320, while the sum is 38.

The square root of 40765772 is about 6384.8079062725. The cubic root of 40765772 is about 344.1638281309.

The spelling of 40765772 in words is "forty million, seven hundred sixty-five thousand, seven hundred seventy-two".