352204225 has 6 divisors (see below), whose sum is σ = 436733270. Its totient is φ = 281763360.

The previous prime is 352204219. The next prime is 352204231. The reversal of 352204225 is 522402253.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (352204219) and next prime (352204231).

It can be written as a sum of positive squares in 3 ways, for example, as 4456321 + 347747904 = 2111^2 + 18648^2 .

It is not a de Polignac number, because 352204225 - 2⁹ = 352203713 is a prime.

It is a super-2 number, since 2×352204225² = 248095632215701250, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 14088169 = 352204225 / (3 + 5 + 2 + 2 + 0 + 4 + 2 + 2 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 352204225.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7044060 + ... + 7044109.

Almost surely, 2^352204225 is an apocalyptic number.

It is an amenable number.

352204225 is a deficient number, since it is larger than the sum of its proper divisors (84529045).

352204225 is a wasteful number, since it uses less digits than its factorization.

352204225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14088179 (or 14088174 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 352204225 is about 18767.1048646295. The cubic root of 352204225 is about 706.2061909286.

Adding to 352204225 its reverse (522402253), we get a palindrome (874606478).

The spelling of 352204225 in words is "three hundred fifty-two million, two hundred four thousand, two hundred twenty-five".