457299828 has 36 divisors (see below), whose sum is σ = 1216793760. Its totient is φ = 144410256.

The previous prime is 457299827. The next prime is 457299833. The reversal of 457299828 is 828992754.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (457299827) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 333600 + ... + 334967.

Almost surely, 2^457299828 is an apocalyptic number.

It is an amenable number.

457299828 is an abundant number, since it is smaller than the sum of its proper divisors (759493932).

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

457299828 is a wasteful number, since it uses less digits than its factorization.

457299828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668596 (or 668591 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 54.

The square root of 457299828 is about 21384.5698577269. The cubic root of 457299828 is about 770.4308759538.

The spelling of 457299828 in words is "four hundred fifty-seven million, two hundred ninety-nine thousand, eight hundred twenty-eight".