400313716 has 24 divisors (see below), whose sum is σ = 765293760. Its totient is φ = 181708800.

The previous prime is 400313713. The next prime is 400313729. The reversal of 400313716 is 617313004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400313713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27921 + ... + 39751.

It is an arithmetic number, because the mean of its divisors is an integer number (31887240).

Almost surely, 2^400313716 is an apocalyptic number.

It is an amenable number.

400313716 is a deficient number, since it is larger than the sum of its proper divisors (364980044).

400313716 is a wasteful number, since it uses less digits than its factorization.

400313716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12615 (or 12613 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 400313716 is about 20007.8413628257. The cubic root of 400313716 is about 736.9988726634.

The spelling of 400313716 in words is "four hundred million, three hundred thirteen thousand, seven hundred sixteen".