322061231 has 4 divisors (see below), whose sum is σ = 328137912. Its totient is φ = 315984552.

The previous prime is 322061213. The next prime is 322061279. The reversal of 322061231 is 132160223.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-322061231 is a prime.

It is a super-2 number, since 2×322061231² = 207446873026470722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322061281) 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, 3038261 + ... + 3038366.

It is an arithmetic number, because the mean of its divisors is an integer number (82034478).

Almost surely, 2^322061231 is an apocalyptic number.

322061231 is a deficient number, since it is larger than the sum of its proper divisors (6076681).

322061231 is an equidigital number, since it uses as much as digits as its factorization.

322061231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6076680.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 322061231 is about 17946.0644989368. The cubic root of 322061231 is about 685.4558430681.

The spelling of 322061231 in words is "three hundred twenty-two million, sixty-one thousand, two hundred thirty-one".