451346152 has 16 divisors (see below), whose sum is σ = 857867940. Its totient is φ = 222581376.

The previous prime is 451346149. The next prime is 451346167. The reversal of 451346152 is 251643154.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 412333636 + 39012516 = 20306^2 + 6246^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 385843 + ... + 387010.

Almost surely, 2^451346152 is an apocalyptic number.

It is an amenable number.

451346152 is a deficient number, since it is larger than the sum of its proper divisors (406521788).

451346152 is a wasteful number, since it uses less digits than its factorization.

451346152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772932 (or 772928 counting only the distinct ones).

The product of its digits is 14400, while the sum is 31.

The square root of 451346152 is about 21244.9088489454. The cubic root of 451346152 is about 767.0727968769.

The spelling of 451346152 in words is "four hundred fifty-one million, three hundred forty-six thousand, one hundred fifty-two".