33530132 has 12 divisors (see below), whose sum is σ = 59785236. Its totient is φ = 16448640.

The previous prime is 33530071. The next prime is 33530179. The reversal of 33530132 is 23103533.

It can be written as a sum of positive squares in 2 ways, for example, as 19044496 + 14485636 = 4364^2 + 3806^2 .

It is a super-2 number, since 2×33530132² = 2248539503874848, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78869 + ... + 79292.

It is an arithmetic number, because the mean of its divisors is an integer number (4982103).

Almost surely, 2^33530132 is an apocalyptic number.

It is an amenable number.

33530132 is a deficient number, since it is larger than the sum of its proper divisors (26255104).

33530132 is a wasteful number, since it uses less digits than its factorization.

33530132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158218 (or 158216 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 20.

The square root of 33530132 is about 5790.5208746709. The cubic root of 33530132 is about 322.4619092484.

Adding to 33530132 its reverse (23103533), we get a palindrome (56633665).

The spelling of 33530132 in words is "thirty-three million, five hundred thirty thousand, one hundred thirty-two".