324256957 has 4 divisors (see below), whose sum is σ = 324957760. Its totient is φ = 323556156.

The previous prime is 324256949. The next prime is 324256969. The reversal of 324256957 is 759652423.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 324256957 - 2³ = 324256949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (324256927) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 349707 + ... + 350632.

It is an arithmetic number, because the mean of its divisors is an integer number (81239440).

Almost surely, 2^324256957 is an apocalyptic number.

It is an amenable number.

324256957 is a deficient number, since it is larger than the sum of its proper divisors (700803).

324256957 is an equidigital number, since it uses as much as digits as its factorization.

324256957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700802.

The product of its digits is 453600, while the sum is 43.

The square root of 324256957 is about 18007.1362798197. The cubic root of 324256957 is about 687.0100668978.

The spelling of 324256957 in words is "three hundred twenty-four million, two hundred fifty-six thousand, nine hundred fifty-seven".