545702772 has 12 divisors (see below), whose sum is σ = 1273306496. Its totient is φ = 181900920.

The previous prime is 545702747. The next prime is 545702783. The reversal of 545702772 is 277207545.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 545702772.

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, 22737604 + ... + 22737627.

Almost surely, 2^545702772 is an apocalyptic number.

It is an amenable number.

545702772 is an abundant number, since it is smaller than the sum of its proper divisors (727603724).

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

545702772 is a wasteful number, since it uses less digits than its factorization.

545702772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45475238 (or 45475236 counting only the distinct ones).

The product of its (nonzero) digits is 137200, while the sum is 39.

The square root of 545702772 is about 23360.2819332302. The cubic root of 545702772 is about 817.1818646339.

The spelling of 545702772 in words is "five hundred forty-five million, seven hundred two thousand, seven hundred seventy-two".