132497280 has 96 divisors (see below), whose sum is σ = 457549560. Its totient is φ = 35331072.

The previous prime is 132497251. The next prime is 132497293. The reversal of 132497280 is 82794231.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5742 + ... + 17261.

Almost surely, 2^132497280 is an apocalyptic number.

132497280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

132497280 is an abundant number, since it is smaller than the sum of its proper divisors (325052280).

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

132497280 is a wasteful number, since it uses less digits than its factorization.

132497280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23028 (or 23013 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 132497280 is about 11510.7462833649. The cubic root of 132497280 is about 509.8029227006.

The spelling of 132497280 in words is "one hundred thirty-two million, four hundred ninety-seven thousand, two hundred eighty".