132997824 has 84 divisors (see below), whose sum is σ = 386558536. Its totient is φ = 43711488.

The previous prime is 132997807. The next prime is 132997861. The reversal of 132997824 is 428799231.

It is a self number, because there is not a number n which added to its sum of digits gives 132997824.

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, 40467 + ... + 43629.

Almost surely, 2^132997824 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 132997824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (193279268).

132997824 is an abundant number, since it is smaller than the sum of its proper divisors (253560712).

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

132997824 is a wasteful number, since it uses less digits than its factorization.

132997824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3254 (or 3241 counting only the distinct ones).

The product of its digits is 217728, while the sum is 45.

The square root of 132997824 is about 11532.4682527202. The cubic root of 132997824 is about 510.4440883945. Note that the first 3 decimals are identical.

The spelling of 132997824 in words is "one hundred thirty-two million, nine hundred ninety-seven thousand, eight hundred twenty-four".