451429072 has 20 divisors (see below), whose sum is σ = 874978720. Its totient is φ = 225628128.

The previous prime is 451429061. The next prime is 451429087. The reversal of 451429072 is 270924154.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67579 + ... + 73957.

It is an arithmetic number, because the mean of its divisors is an integer number (43748936).

Almost surely, 2^451429072 is an apocalyptic number.

It is an amenable number.

451429072 is a deficient number, since it is larger than the sum of its proper divisors (423549648).

451429072 is a wasteful number, since it uses less digits than its factorization.

451429072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10810 (or 10804 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 451429072 is about 21246.8602856987. The cubic root of 451429072 is about 767.1197687936.

The spelling of 451429072 in words is "four hundred fifty-one million, four hundred twenty-nine thousand, seventy-two".