457945002 has 20 divisors (see below), whose sum is σ = 1026136386. Its totient is φ = 152648280.

The previous prime is 457945001. The next prime is 457945027. The reversal of 457945002 is 200549754.

It can be written as a sum of positive squares in only one way, i.e., 399560121 + 58384881 = 19989^2 + 7641^2 .

It is not an unprimeable number, because it can be changed into a prime (457945001) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1413249 + ... + 1413572.

Almost surely, 2^457945002 is an apocalyptic number.

457945002 is an abundant number, since it is smaller than the sum of its proper divisors (568191384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

457945002 is a wasteful number, since it uses less digits than its factorization.

457945002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2826835 (or 2826826 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The square root of 457945002 is about 21399.6495765702. The cubic root of 457945002 is about 770.7930223075.

The spelling of 457945002 in words is "four hundred fifty-seven million, nine hundred forty-five thousand, two".