401596456 has 8 divisors (see below), whose sum is σ = 752993370. Its totient is φ = 200798224.

The previous prime is 401596453. The next prime is 401596471. The reversal of 401596456 is 654695104.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 346332100 + 55264356 = 18610^2 + 7434^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×401596456² = 322559426943519872, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401596453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25099771 + ... + 25099786.

Almost surely, 2^401596456 is an apocalyptic number.

It is an amenable number.

401596456 is a deficient number, since it is larger than the sum of its proper divisors (351396914).

401596456 is a wasteful number, since it uses less digits than its factorization.

401596456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50199563 (or 50199559 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 40.

The square root of 401596456 is about 20039.8716562756. The cubic root of 401596456 is about 737.7852308954.

The spelling of 401596456 in words is "four hundred one million, five hundred ninety-six thousand, four hundred fifty-six".