545525232 has 120 divisors (see below), whose sum is σ = 1652300496. Its totient is φ = 154635264.

The previous prime is 545525209. The next prime is 545525249. The reversal of 545525232 is 232525545.

It is a junction number, because it is equal to n+sod(n) for n = 545525193 and 545525202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 321378 + ... + 323070.

Almost surely, 2^545525232 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 545525232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (826150248).

545525232 is an abundant number, since it is smaller than the sum of its proper divisors (1106775264).

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

545525232 is a wasteful number, since it uses less digits than its factorization.

545525232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1855 (or 1842 counting only the distinct ones).

The product of its digits is 60000, while the sum is 33.

The square root of 545525232 is about 23356.4815843483. The cubic root of 545525232 is about 817.0932338429.

The spelling of 545525232 in words is "five hundred forty-five million, five hundred twenty-five thousand, two hundred thirty-two".