545423732 has 24 divisors (see below), whose sum is σ = 1091448960. Its totient is φ = 233624160.

The previous prime is 545423731. The next prime is 545423761. The reversal of 545423732 is 237324545.

It is a junction number, because it is equal to n+sod(n) for n = 545423692 and 545423701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545423731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60494 + ... + 68922.

It is an arithmetic number, because the mean of its divisors is an integer number (45477040).

Almost surely, 2^545423732 is an apocalyptic number.

It is an amenable number.

545423732 is an abundant number, since it is smaller than the sum of its proper divisors (546025228).

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

545423732 is a wasteful number, since it uses less digits than its factorization.

545423732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10751 (or 10749 counting only the distinct ones).

The product of its digits is 100800, while the sum is 35.

The square root of 545423732 is about 23354.3086388786. The cubic root of 545423732 is about 817.0425547894.

The spelling of 545423732 in words is "five hundred forty-five million, four hundred twenty-three thousand, seven hundred thirty-two".