169328832 has 56 divisors (see below), whose sum is σ = 454737216. Its totient is φ = 55596288.

The previous prime is 169328821. The next prime is 169328843. The reversal of 169328832 is 238823961.

It is an interprime number because it is at equal distance from previous prime (169328821) and next prime (169328843).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6283 + ... + 19445.

Almost surely, 2^169328832 is an apocalyptic number.

169328832 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 169328832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (227368608).

169328832 is an abundant number, since it is smaller than the sum of its proper divisors (285408384).

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

169328832 is a wasteful number, since it uses less digits than its factorization.

169328832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13245 (or 13235 counting only the distinct ones).

The product of its digits is 124416, while the sum is 42.

The square root of 169328832 is about 13012.6412384266. The cubic root of 169328832 is about 553.2358364374.

The spelling of 169328832 in words is "one hundred sixty-nine million, three hundred twenty-eight thousand, eight hundred thirty-two".