451064432 has 40 divisors (see below), whose sum is σ = 1075618656. Its totient is φ = 178442496.

The previous prime is 451064359. The next prime is 451064441. The reversal of 451064432 is 234460154.

It is a junction number, because it is equal to n+sod(n) for n = 451064395 and 451064404.

It is a congruent number.

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, 153443 + ... + 156354.

Almost surely, 2^451064432 is an apocalyptic number.

It is an amenable number.

451064432 is an abundant number, since it is smaller than the sum of its proper divisors (624554224).

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

451064432 is a wasteful number, since it uses less digits than its factorization.

451064432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309825 (or 309819 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 451064432 is about 21238.2775196107. The cubic root of 451064432 is about 766.9131671969.

The spelling of 451064432 in words is "four hundred fifty-one million, sixty-four thousand, four hundred thirty-two".