3290661925 has 6 divisors (see below), whose sum is σ = 4080420818. Its totient is φ = 2632529520.

The previous prime is 3290661917. The next prime is 3290661947. The reversal of 3290661925 is 5291660923.

It can be written as a sum of positive squares in 3 ways, for example, as 131997121 + 3158664804 = 11489^2 + 56202^2 .

It is not a de Polignac number, because 3290661925 - 2³ = 3290661917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 65813214 + ... + 65813263.

Almost surely, 2^3290661925 is an apocalyptic number.

It is an amenable number.

3290661925 is a deficient number, since it is larger than the sum of its proper divisors (789758893).

3290661925 is a wasteful number, since it uses less digits than its factorization.

3290661925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131626487 (or 131626482 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 43.

The square root of 3290661925 is about 57364.2913753844. The cubic root of 3290661925 is about 1487.3999254756.

The spelling of 3290661925 in words is "three billion, two hundred ninety million, six hundred sixty-one thousand, nine hundred twenty-five".