40499772 has 24 divisors (see below), whose sum is σ = 94717392. Its totient is φ = 13468800.

The previous prime is 40499761. The next prime is 40499813. The reversal of 40499772 is 27799404.

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, 1872 + ... + 9192.

It is an arithmetic number, because the mean of its divisors is an integer number (3946558).

Almost surely, 2^40499772 is an apocalyptic number.

It is an amenable number.

40499772 is an abundant number, since it is smaller than the sum of its proper divisors (54217620).

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

40499772 is a wasteful number, since it uses less digits than its factorization.

40499772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7789 (or 7787 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 42.

The square root of 40499772 is about 6363.9431172819. The cubic root of 40499772 is about 343.4136283331.

The spelling of 40499772 in words is "forty million, four hundred ninety-nine thousand, seven hundred seventy-two".