2322891 has 16 divisors (see below), whose sum is σ = 3465600. Its totient is φ = 1537704.

The previous prime is 2322869. The next prime is 2322911. The reversal of 2322891 is 1982232.

It is a happy number.

It is not a de Polignac number, because 2322891 - 2⁷ = 2322763 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2322821) 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, 5940 + ... + 6318.

It is an arithmetic number, because the mean of its divisors is an integer number (216600).

2^2322891 is an apocalyptic number.

2322891 is a deficient number, since it is larger than the sum of its proper divisors (1142709).

2322891 is a wasteful number, since it uses less digits than its factorization.

2322891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 615 (or 609 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 2322891 is about 1524.1033429528. The cubic root of 2322891 is about 132.4370841682.

The spelling of 2322891 in words is "two million, three hundred twenty-two thousand, eight hundred ninety-one".