40513716 has 24 divisors (see below), whose sum is σ = 105035840. Its totient is φ = 13504536.

The previous prime is 40513709. The next prime is 40513723. The reversal of 40513716 is 61731504.

It is an interprime number because it is at equal distance from previous prime (40513709) and next prime (40513723).

It is a super-2 number, since 2×40513716² = 3282722368257312, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 40513716.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 187456 + ... + 187671.

Almost surely, 2^40513716 is an apocalyptic number.

It is an amenable number.

40513716 is an abundant number, since it is smaller than the sum of its proper divisors (64522124).

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

40513716 is a wasteful number, since it uses less digits than its factorization.

40513716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375140 (or 375132 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 40513716 is about 6365.0385701895. The cubic root of 40513716 is about 343.4530360461.

The spelling of 40513716 in words is "forty million, five hundred thirteen thousand, seven hundred sixteen".