545543522 has 8 divisors (see below), whose sum is σ = 833755356. Its totient is φ = 267625072.

The previous prime is 545543519. The next prime is 545543539. The reversal of 545543522 is 225345545.

It can be written as a sum of positive squares in 2 ways, for example, as 438441721 + 107101801 = 20939^2 + 10349^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 2573213 + ... + 2573424.

Almost surely, 2^545543522 is an apocalyptic number.

545543522 is a deficient number, since it is larger than the sum of its proper divisors (288211834).

545543522 is a wasteful number, since it uses less digits than its factorization.

545543522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5146692.

The product of its digits is 120000, while the sum is 35.

The square root of 545543522 is about 23356.8731212035. The cubic root of 545543522 is about 817.1023653901.

The spelling of 545543522 in words is "five hundred forty-five million, five hundred forty-three thousand, five hundred twenty-two".