412857668 has 6 divisors (see below), whose sum is σ = 722500926. Its totient is φ = 206428832.

The previous prime is 412857667. The next prime is 412857671. The reversal of 412857668 is 866758214.

It can be written as a sum of positive squares in only one way, i.e., 406344964 + 6512704 = 20158^2 + 2552^2 .

It is not an unprimeable number, because it can be changed into a prime (412857667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51607205 + ... + 51607212.

It is an arithmetic number, because the mean of its divisors is an integer number (120416821).

Almost surely, 2^412857668 is an apocalyptic number.

It is an amenable number.

412857668 is a deficient number, since it is larger than the sum of its proper divisors (309643258).

412857668 is a wasteful number, since it uses less digits than its factorization.

412857668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103214421 (or 103214419 counting only the distinct ones).

The product of its digits is 645120, while the sum is 47.

The square root of 412857668 is about 20318.8992812111. The cubic root of 412857668 is about 744.6178650723.

The spelling of 412857668 in words is "four hundred twelve million, eight hundred fifty-seven thousand, six hundred sixty-eight".