40319496 has 48 divisors (see below), whose sum is σ = 124800000. Its totient is φ = 11519712.

The previous prime is 40319471. The next prime is 40319497. The reversal of 40319496 is 69491304.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 40319496.

It is not an unprimeable number, because it can be changed into a prime (40319497) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 39496 + ... + 40503.

It is an arithmetic number, because the mean of its divisors is an integer number (2600000).

Almost surely, 2^40319496 is an apocalyptic number.

It is an amenable number.

40319496 is an abundant number, since it is smaller than the sum of its proper divisors (84480504).

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

40319496 is a wasteful number, since it uses less digits than its factorization.

40319496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80018 (or 80011 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 40319496 is about 6349.7634601613. The cubic root of 40319496 is about 342.9033265168.

The spelling of 40319496 in words is "forty million, three hundred nineteen thousand, four hundred ninety-six".