458643492 has 48 divisors (see below), whose sum is σ = 1190627200. Its totient is φ = 152681760.

The previous prime is 458643487. The next prime is 458643499. The reversal of 458643492 is 294346854.

458643492 is a `hidden beast` number, since 45 + 86 + 43 + 492 = 666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (458643499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96942 + ... + 101562.

Almost surely, 2^458643492 is an apocalyptic number.

It is an amenable number.

458643492 is an abundant number, since it is smaller than the sum of its proper divisors (731983708).

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

458643492 is a wasteful number, since it uses less digits than its factorization.

458643492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5553 (or 5545 counting only the distinct ones).

The product of its digits is 829440, while the sum is 45.

The square root of 458643492 is about 21415.9634852135. The cubic root of 458643492 is about 771.1847125154.

The spelling of 458643492 in words is "four hundred fifty-eight million, six hundred forty-three thousand, four hundred ninety-two".