325993869 has 16 divisors (see below), whose sum is σ = 483349440. Its totient is φ = 217151280.

The previous prime is 325993841. The next prime is 325993891. The reversal of 325993869 is 968399523.

325993869 is a `hidden beast` number, since 3 + 259 + 9 + 386 + 9 = 666.

It is not a de Polignac number, because 325993869 - 2¹⁶ = 325928333 is a prime.

It is a super-2 number, since 2×325993869² = 212544005251178322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325993769) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34299 + ... + 42759.

It is an arithmetic number, because the mean of its divisors is an integer number (30209340).

Almost surely, 2^325993869 is an apocalyptic number.

It is an amenable number.

325993869 is a deficient number, since it is larger than the sum of its proper divisors (157355571).

325993869 is a wasteful number, since it uses less digits than its factorization.

325993869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9897 (or 9891 counting only the distinct ones).

The product of its digits is 3149280, while the sum is 54.

The square root of 325993869 is about 18055.3003021274. The cubic root of 325993869 is about 688.2345605089.

The spelling of 325993869 in words is "three hundred twenty-five million, nine hundred ninety-three thousand, eight hundred sixty-nine".