457684868 has 12 divisors (see below), whose sum is σ = 826785792. Its totient is φ = 221460360.

The previous prime is 457684861. The next prime is 457684879. The reversal of 457684868 is 868486754.

It is not an unprimeable number, because it can be changed into a prime (457684861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1845380 + ... + 1845627.

It is an arithmetic number, because the mean of its divisors is an integer number (68898816).

Almost surely, 2^457684868 is an apocalyptic number.

It is an amenable number.

457684868 is a deficient number, since it is larger than the sum of its proper divisors (369100924).

457684868 is a wasteful number, since it uses less digits than its factorization.

457684868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3691042 (or 3691040 counting only the distinct ones).

The product of its digits is 10321920, while the sum is 56.

The square root of 457684868 is about 21393.5707164559. The cubic root of 457684868 is about 770.6470459352.

The spelling of 457684868 in words is "four hundred fifty-seven million, six hundred eighty-four thousand, eight hundred sixty-eight".