180328424 has 8 divisors (see below), whose sum is σ = 338115810. Its totient is φ = 90164208.

The previous prime is 180328403. The next prime is 180328433. The reversal of 180328424 is 424823081.

It can be written as a sum of positive squares in only one way, i.e., 179292100 + 1036324 = 13390^2 + 1018^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11270519 + ... + 11270534.

Almost surely, 2^180328424 is an apocalyptic number.

It is an amenable number.

180328424 is a deficient number, since it is larger than the sum of its proper divisors (157787386).

180328424 is a wasteful number, since it uses less digits than its factorization.

180328424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22541059 (or 22541055 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 32.

The square root of 180328424 is about 13428.6419268666. The cubic root of 180328424 is about 564.9648073728.

The spelling of 180328424 in words is "one hundred eighty million, three hundred twenty-eight thousand, four hundred twenty-four".