325756013 has 16 divisors (see below), whose sum is σ = 363847680. Its totient is φ = 289110000.

The previous prime is 325756001. The next prime is 325756031. The reversal of 325756013 is 310657523.

It is a cyclic number.

It is not a de Polignac number, because 325756013 - 2⁶ = 325755949 is a prime.

It is a super-2 number, since 2×325756013² = 212233960011312338, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325756033) 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, 387848 + ... + 388686.

It is an arithmetic number, because the mean of its divisors is an integer number (22740480).

Almost surely, 2^325756013 is an apocalyptic number.

It is an amenable number.

325756013 is a deficient number, since it is larger than the sum of its proper divisors (38091667).

325756013 is a wasteful number, since it uses less digits than its factorization.

325756013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1648.

The product of its (nonzero) digits is 18900, while the sum is 32.

The square root of 325756013 is about 18048.7122255301. The cubic root of 325756013 is about 688.0671334853.

The spelling of 325756013 in words is "three hundred twenty-five million, seven hundred fifty-six thousand, thirteen".