451348984 has 32 divisors (see below), whose sum is σ = 878929920. Its totient is φ = 217125216.

The previous prime is 451348981. The next prime is 451348991. The reversal of 451348984 is 489843154.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451348981) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13257 + ... + 32839.

It is an arithmetic number, because the mean of its divisors is an integer number (27466560).

Almost surely, 2^451348984 is an apocalyptic number.

It is an amenable number.

451348984 is a deficient number, since it is larger than the sum of its proper divisors (427580936).

451348984 is a wasteful number, since it uses less digits than its factorization.

451348984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19699 (or 19695 counting only the distinct ones).

The product of its digits is 552960, while the sum is 46.

The square root of 451348984 is about 21244.9755001035. The cubic root of 451348984 is about 767.0744012225.

The spelling of 451348984 in words is "four hundred fifty-one million, three hundred forty-eight thousand, nine hundred eighty-four".