40313772 has 36 divisors (see below), whose sum is σ = 102121656. Its totient is φ = 13409280.

The previous prime is 40313743. The next prime is 40313807. The reversal of 40313772 is 27731304.

40313772 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22203 + ... + 23949.

Almost surely, 2^40313772 is an apocalyptic number.

It is an amenable number.

40313772 is an abundant number, since it is smaller than the sum of its proper divisors (61807884).

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

40313772 is a wasteful number, since it uses less digits than its factorization.

40313772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2398 (or 2393 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 27.

The square root of 40313772 is about 6349.3127187122. The cubic root of 40313772 is about 342.8870988707.

The spelling of 40313772 in words is "forty million, three hundred thirteen thousand, seven hundred seventy-two".