202452445 has 16 divisors (see below), whose sum is σ = 262109232. Its totient is φ = 149230080.

The previous prime is 202452443. The next prime is 202452449. The reversal of 202452445 is 544254202.

202452445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 110944089 + 91508356 = 10533^2 + 9566^2 .

It is not a de Polignac number, because 202452445 - 2¹ = 202452443 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202452443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37305 + ... + 42385.

It is an arithmetic number, because the mean of its divisors is an integer number (16381827).

Almost surely, 2^202452445 is an apocalyptic number.

It is an amenable number.

202452445 is a deficient number, since it is larger than the sum of its proper divisors (59656787).

202452445 is a wasteful number, since it uses less digits than its factorization.

202452445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5712.

The product of its (nonzero) digits is 12800, while the sum is 28.

The square root of 202452445 is about 14228.5784602679. The cubic root of 202452445 is about 587.1841742973.

The spelling of 202452445 in words is "two hundred two million, four hundred fifty-two thousand, four hundred forty-five".