32490925 has 6 divisors (see below), whose sum is σ = 40288778. Its totient is φ = 25992720.

The previous prime is 32490917. The next prime is 32490937. The reversal of 32490925 is 52909423.

It can be written as a sum of positive squares in 3 ways, for example, as 917764 + 31573161 = 958^2 + 5619^2 .

It is not a de Polignac number, because 32490925 - 2³ = 32490917 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 (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 649794 + ... + 649843.

Almost surely, 2^32490925 is an apocalyptic number.

It is an amenable number.

32490925 is a deficient number, since it is larger than the sum of its proper divisors (7797853).

32490925 is a wasteful number, since it uses less digits than its factorization.

32490925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1299647 (or 1299642 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 32490925 is about 5700.0811397734. The cubic root of 32490925 is about 319.0955089848.

The spelling of 32490925 in words is "thirty-two million, four hundred ninety thousand, nine hundred twenty-five".