225204202 has 16 divisors (see below), whose sum is σ = 358109640. Its totient is φ = 105850368.

The previous prime is 225204193. The next prime is 225204211. The reversal of 225204202 is 202402522.

It is an interprime number because it is at equal distance from previous prime (225204193) and next prime (225204211).

It can be written as a sum of positive squares in 4 ways, for example, as 153784801 + 71419401 = 12401^2 + 8451^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 225204202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28324 + ... + 35392.

Almost surely, 2^225204202 is an apocalyptic number.

225204202 is a deficient number, since it is larger than the sum of its proper divisors (132905438).

225204202 is a wasteful number, since it uses less digits than its factorization.

225204202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8025.

The product of its (nonzero) digits is 640, while the sum is 19.

The square root of 225204202 is about 15006.8051896465. The cubic root of 225204202 is about 608.4041435974.

Adding to 225204202 its reverse (202402522), we get a palindrome (427606724).

The spelling of 225204202 in words is "two hundred twenty-five million, two hundred four thousand, two hundred two".