451448932 has 24 divisors (see below), whose sum is σ = 868654080. Its totient is φ = 203585760.

The previous prime is 451448927. The next prime is 451448941. The reversal of 451448932 is 239844154.

It is a super-2 number, since 2×451448932² = 407612276407881248, which contains 22 as substring.

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, 34807 + ... + 45982.

It is an arithmetic number, because the mean of its divisors is an integer number (36193920).

Almost surely, 2^451448932 is an apocalyptic number.

It is an amenable number.

451448932 is a deficient number, since it is larger than the sum of its proper divisors (417205148).

451448932 is a wasteful number, since it uses less digits than its factorization.

451448932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80931 (or 80929 counting only the distinct ones).

The product of its digits is 138240, while the sum is 40.

The square root of 451448932 is about 21247.3276437297. The cubic root of 451448932 is about 767.1310180877.

The spelling of 451448932 in words is "four hundred fifty-one million, four hundred forty-eight thousand, nine hundred thirty-two".