3225129898 has 4 divisors (see below), whose sum is σ = 4837694850. Its totient is φ = 1612564948.

The previous prime is 3225129893. The next prime is 3225129913. The reversal of 3225129898 is 8989215223.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3000519729 + 224610169 = 54777^2 + 14987^2 .

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (3225129893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 806282473 + ... + 806282476.

Almost surely, 2^3225129898 is an apocalyptic number.

3225129898 is a deficient number, since it is larger than the sum of its proper divisors (1612564952).

3225129898 is a wasteful number, since it uses less digits than its factorization.

3225129898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1612564951.

The product of its digits is 622080, while the sum is 49.

The square root of 3225129898 is about 56790.2271346048. The cubic root of 3225129898 is about 1477.4600179095.

The spelling of 3225129898 in words is "three billion, two hundred twenty-five million, one hundred twenty-nine thousand, eight hundred ninety-eight".