3201862225 has 9 divisors (see below), whose sum is σ = 3970660017. Its totient is φ = 2561263440.

The previous prime is 3201862219. The next prime is 3201862231. The reversal of 3201862225 is 5222681023.

The square root of 3201862225 is 56585.

It is a perfect power (a square), and thus also a powerful number.

3201862225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3201862219) and next prime (3201862231).

It can be written as a sum of positive squares in 4 ways, for example, as 667343889 + 2534518336 = 25833^2 + 50344^2 .

It is not a de Polignac number, because 3201862225 - 2³ = 3201862217 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 277267 + ... + 288583.

Almost surely, 2^3201862225 is an apocalyptic number.

3201862225 is the 56585-th square number.

3201862225 is the 28293-rd centered octagonal number.

It is an amenable number.

3201862225 is a deficient number, since it is larger than the sum of its proper divisors (768797792).

3201862225 is an frugal number, since it uses more digits than its factorization.

3201862225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22644 (or 11322 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The cubic root of 3201862225 is about 1473.8983980052.

The spelling of 3201862225 in words is "three billion, two hundred one million, eight hundred sixty-two thousand, two hundred twenty-five".