545307232 has 24 divisors (see below), whose sum is σ = 1136726136. Its totient is φ = 256614912.

The previous prime is 545307227. The next prime is 545307233. The reversal of 545307232 is 232703545.

It is a junction number, because it is equal to n+sod(n) for n = 545307194 and 545307203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545307233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 500658 + ... + 501745.

It is an arithmetic number, because the mean of its divisors is an integer number (47363589).

Almost surely, 2^545307232 is an apocalyptic number.

It is an amenable number.

545307232 is an abundant number, since it is smaller than the sum of its proper divisors (591418904).

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

545307232 is a wasteful number, since it uses less digits than its factorization.

545307232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1002430 (or 1002422 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 31.

The square root of 545307232 is about 23351.8143192344. The cubic root of 545307232 is about 816.9843784701.

The spelling of 545307232 in words is "five hundred forty-five million, three hundred seven thousand, two hundred thirty-two".