202202404 has 12 divisors (see below), whose sum is σ = 357358428. Its totient is φ = 100100000.

The previous prime is 202202401. The next prime is 202202443. The reversal of 202202404 is 404202202.

It can be written as a sum of positive squares in 2 ways, for example, as 170302500 + 31899904 = 13050^2 + 5648^2 .

It is not an unprimeable number, because it can be changed into a prime (202202401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 249847 + ... + 250654.

It is an arithmetic number, because the mean of its divisors is an integer number (29779869).

Almost surely, 2^202202404 is an apocalyptic number.

It is an amenable number.

202202404 is a deficient number, since it is larger than the sum of its proper divisors (155156024).

202202404 is a wasteful number, since it uses less digits than its factorization.

202202404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500606 (or 500604 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 202202404 is about 14219.7891686199. The cubic root of 202202404 is about 586.9423387335.

Adding to 202202404 its reverse (404202202), we get a palindrome (606404606).

The spelling of 202202404 in words is "two hundred two million, two hundred two thousand, four hundred four".