132023904 has 48 divisors (see below), whose sum is σ = 366953328. Its totient is φ = 41418752.

The previous prime is 132023891. The next prime is 132023909. The reversal of 132023904 is 409320231.

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

It is a super-2 number, since 2×132023904² = 34860622454802432, which contains 22 as substring.

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 (132023909) 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, 38817 + ... + 42080.

It is an arithmetic number, because the mean of its divisors is an integer number (7644861).

Almost surely, 2^132023904 is an apocalyptic number.

It is an amenable number.

132023904 is an abundant number, since it is smaller than the sum of its proper divisors (234929424).

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

132023904 is a wasteful number, since it uses less digits than its factorization.

132023904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80927 (or 80919 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 132023904 is about 11490.1655340556. The cubic root of 132023904 is about 509.1950701217.

The spelling of 132023904 in words is "one hundred thirty-two million, twenty-three thousand, nine hundred four".