452431998 has 24 divisors (see below), whose sum is σ = 996341736. Its totient is φ = 148338000.

The previous prime is 452431979. The next prime is 452432017. The reversal of 452431998 is 899134254.

452431998 is a `hidden beast` number, since 4 + 524 + 31 + 9 + 98 = 666.

It is an interprime number because it is at equal distance from previous prime (452431979) and next prime (452432017).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 204928 + ... + 207123.

It is an arithmetic number, because the mean of its divisors is an integer number (41514239).

Almost surely, 2^452431998 is an apocalyptic number.

452431998 is an abundant number, since it is smaller than the sum of its proper divisors (543909738).

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

452431998 is a wasteful number, since it uses less digits than its factorization.

452431998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412120 (or 412117 counting only the distinct ones).

The product of its digits is 311040, while the sum is 45.

The square root of 452431998 is about 21270.4489374343. The cubic root of 452431998 is about 767.6874440228.

The spelling of 452431998 in words is "four hundred fifty-two million, four hundred thirty-one thousand, nine hundred ninety-eight".