545473202 has 4 divisors (see below), whose sum is σ = 818209806. Its totient is φ = 272736600.

The previous prime is 545473199. The next prime is 545473207. The reversal of 545473202 is 202374545.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 533563801 + 11909401 = 23099^2 + 3451^2 .

It is not an unprimeable number, because it can be changed into a prime (545473207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136368299 + ... + 136368302.

Almost surely, 2^545473202 is an apocalyptic number.

545473202 is a deficient number, since it is larger than the sum of its proper divisors (272736604).

545473202 is a wasteful number, since it uses less digits than its factorization.

545473202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272736603.

The product of its (nonzero) digits is 33600, while the sum is 32.

The square root of 545473202 is about 23355.3677342062. The cubic root of 545473202 is about 817.0672559962.

The spelling of 545473202 in words is "five hundred forty-five million, four hundred seventy-three thousand, two hundred two".