451793952 has 36 divisors (see below), whose sum is σ = 1284789870. Its totient is φ = 150597888.

The previous prime is 451793941. The next prime is 451793957. The reversal of 451793952 is 259397154.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 238517136 + 213276816 = 15444^2 + 14604^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 451793898 and 451793907.

It is not an unprimeable number, because it can be changed into a prime (451793957) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 784077 + ... + 784652.

Almost surely, 2^451793952 is an apocalyptic number.

It is an amenable number.

451793952 is an abundant number, since it is smaller than the sum of its proper divisors (832995918).

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

451793952 is a wasteful number, since it uses less digits than its factorization.

451793952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1568745 (or 1568734 counting only the distinct ones).

The product of its digits is 340200, while the sum is 45.

The square root of 451793952 is about 21255.4452317518. The cubic root of 451793952 is about 767.3263950378.

The spelling of 451793952 in words is "four hundred fifty-one million, seven hundred ninety-three thousand, nine hundred fifty-two".