40319572 has 12 divisors (see below), whose sum is σ = 70868980. Its totient is φ = 20071296.

The previous prime is 40319569. The next prime is 40319611. The reversal of 40319572 is 27591304.

40319572 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 35093776 + 5225796 = 5924^2 + 2286^2 .

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 21093 + ... + 22924.

Almost surely, 2^40319572 is an apocalyptic number.

It is an amenable number.

40319572 is a deficient number, since it is larger than the sum of its proper divisors (30549408).

40319572 is a wasteful number, since it uses less digits than its factorization.

40319572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44250 (or 44248 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 40319572 is about 6349.7694446334. The cubic root of 40319572 is about 342.9035419678.

The spelling of 40319572 in words is "forty million, three hundred nineteen thousand, five hundred seventy-two".