132999828 has 24 divisors (see below), whose sum is σ = 334205088. Its totient is φ = 40922976.

The previous prime is 132999821. The next prime is 132999833. The reversal of 132999828 is 828999231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132999821) 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, 426126 + ... + 426437.

It is an arithmetic number, because the mean of its divisors is an integer number (13925212).

Almost surely, 2^132999828 is an apocalyptic number.

It is an amenable number.

132999828 is an abundant number, since it is smaller than the sum of its proper divisors (201205260).

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

132999828 is a wasteful number, since it uses less digits than its factorization.

132999828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852583 (or 852581 counting only the distinct ones).

The product of its digits is 559872, while the sum is 51.

The square root of 132999828 is about 11532.5551375226. Note that the first 3 decimals coincide. The cubic root of 132999828 is about 510.4466521578.

The spelling of 132999828 in words is "one hundred thirty-two million, nine hundred ninety-nine thousand, eight hundred twenty-eight".