451501152 has 48 divisors (see below), whose sum is σ = 1186295040. Its totient is φ = 150360192.

The previous prime is 451501133. The next prime is 451501157. The reversal of 451501152 is 251105154.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451501157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 179133 + ... + 181635.

It is an arithmetic number, because the mean of its divisors is an integer number (24714480).

Almost surely, 2^451501152 is an apocalyptic number.

It is an amenable number.

451501152 is an abundant number, since it is smaller than the sum of its proper divisors (734793888).

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

451501152 is a wasteful number, since it uses less digits than its factorization.

451501152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4395 (or 4387 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 24.

The square root of 451501152 is about 21248.5564686169. The cubic root of 451501152 is about 767.1605954732.

The spelling of 451501152 in words is "four hundred fifty-one million, five hundred one thousand, one hundred fifty-two".