2864322 has 20 divisors (see below), whose sum is σ = 6418566. Its totient is φ = 954720.

The previous prime is 2864299. The next prime is 2864339. The reversal of 2864322 is 2234682.

2864322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2653641 + 210681 = 1629^2 + 459^2 .

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

It is an Ulam number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 8679 + ... + 9002.

2^2864322 is an apocalyptic number.

2864322 is an abundant number, since it is smaller than the sum of its proper divisors (3554244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2864322 is a wasteful number, since it uses less digits than its factorization.

2864322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17695 (or 17686 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 2864322 is about 1692.4307962218. The cubic root of 2864322 is about 142.0170911122.

The spelling of 2864322 in words is "two million, eight hundred sixty-four thousand, three hundred twenty-two".