451634316 has 24 divisors (see below), whose sum is σ = 1204358400. Its totient is φ = 129038352.

The previous prime is 451634263. The next prime is 451634329. The reversal of 451634316 is 613436154.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2688216 + ... + 2688383.

It is an arithmetic number, because the mean of its divisors is an integer number (50181600).

Almost surely, 2^451634316 is an apocalyptic number.

It is an amenable number.

451634316 is an abundant number, since it is smaller than the sum of its proper divisors (752724084).

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

451634316 is a wasteful number, since it uses less digits than its factorization.

451634316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5376613 (or 5376611 counting only the distinct ones).

The product of its digits is 25920, while the sum is 33.

The square root of 451634316 is about 21251.6897210551. The cubic root of 451634316 is about 767.2360091839.

It can be divided in two parts, 45 and 1634316, that added together give a palindrome (1634361).

The spelling of 451634316 in words is "four hundred fifty-one million, six hundred thirty-four thousand, three hundred sixteen".