401157716 has 24 divisors (see below), whose sum is σ = 751097760. Its totient is φ = 186904800.

The previous prime is 401157709. The next prime is 401157719. The reversal of 401157716 is 617751104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401157719) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38630 + ... + 47901.

It is an arithmetic number, because the mean of its divisors is an integer number (31295740).

Almost surely, 2^401157716 is an apocalyptic number.

It is an amenable number.

401157716 is a deficient number, since it is larger than the sum of its proper divisors (349940044).

401157716 is a wasteful number, since it uses less digits than its factorization.

401157716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86615 (or 86613 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 32.

The square root of 401157716 is about 20028.9219879653. The cubic root of 401157716 is about 737.5164587345.

The spelling of 401157716 in words is "four hundred one million, one hundred fifty-seven thousand, seven hundred sixteen".