325746993 has 32 divisors (see below), whose sum is σ = 513394560. Its totient is φ = 182195520.

The previous prime is 325746943. The next prime is 325746997. The reversal of 325746993 is 399647523.

It is a happy number.

It is not a de Polignac number, because 325746993 - 2¹⁷ = 325615921 is a prime.

It is a super-2 number, since 2×325746993² = 212222206897084098, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (325746997) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 70255 + ... + 74747.

It is an arithmetic number, because the mean of its divisors is an integer number (16043580).

Almost surely, 2^325746993 is an apocalyptic number.

325746993 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

325746993 is a deficient number, since it is larger than the sum of its proper divisors (187647567).

325746993 is a wasteful number, since it uses less digits than its factorization.

325746993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4546 (or 4520 counting only the distinct ones).

The product of its digits is 1224720, while the sum is 48.

The square root of 325746993 is about 18048.4623444769. The cubic root of 325746993 is about 688.0607826966.

The spelling of 325746993 in words is "three hundred twenty-five million, seven hundred forty-six thousand, nine hundred ninety-three".