451551332 has 24 divisors (see below), whose sum is σ = 816990720. Its totient is φ = 218148480.

The previous prime is 451551329. The next prime is 451551349. The reversal of 451551332 is 233155154.

It is a junction number, because it is equal to n+sod(n) for n = 451551295 and 451551304.

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, 87644 + ... + 92652.

It is an arithmetic number, because the mean of its divisors is an integer number (34041280).

Almost surely, 2^451551332 is an apocalyptic number.

It is an amenable number.

451551332 is a deficient number, since it is larger than the sum of its proper divisors (365439388).

451551332 is a wasteful number, since it uses less digits than its factorization.

451551332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5771 (or 5769 counting only the distinct ones).

The product of its digits is 9000, while the sum is 29.

The square root of 451551332 is about 21249.7372219047. The cubic root of 451551332 is about 767.1890152549.

The spelling of 451551332 in words is "four hundred fifty-one million, five hundred fifty-one thousand, three hundred thirty-two".