451298028 has 48 divisors (see below), whose sum is σ = 1083849984. Its totient is φ = 146047680.

The previous prime is 451297999. The next prime is 451298033. The reversal of 451298028 is 820892154.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 286483 + ... + 288053.

It is an arithmetic number, because the mean of its divisors is an integer number (22580208).

Almost surely, 2^451298028 is an apocalyptic number.

It is an amenable number.

451298028 is an abundant number, since it is smaller than the sum of its proper divisors (632551956).

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

451298028 is a wasteful number, since it uses less digits than its factorization.

451298028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2262 (or 2260 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 39.

The square root of 451298028 is about 21243.7762179891. The cubic root of 451298028 is about 767.0455333061.

The spelling of 451298028 in words is "four hundred fifty-one million, two hundred ninety-eight thousand, twenty-eight".