322913 has 4 divisors (see below), whose sum is σ = 326340. Its totient is φ = 319488.

The previous prime is 322901. The next prime is 322919. The reversal of 322913 is 319223.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 135424 + 187489 = 368^2 + 433^2 .

It is a cyclic number.

It is not a de Polignac number, because 322913 - 2⁶ = 322849 is a prime.

It is a super-3 number, since 3×322913³ = 101013133394107491, which contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (322919) 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, 1568 + ... + 1761.

It is an arithmetic number, because the mean of its divisors is an integer number (81585).

2³²²⁹¹³ is an apocalyptic number.

It is an amenable number.

322913 is a deficient number, since it is larger than the sum of its proper divisors (3427).

322913 is an equidigital number, since it uses as much as digits as its factorization.

322913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3426.

The product of its digits is 324, while the sum is 20.

The square root of 322913 is about 568.2543444621. The cubic root of 322913 is about 68.6059595839.

The spelling of 322913 in words is "three hundred twenty-two thousand, nine hundred thirteen".