2922309 has 12 divisors (see below), whose sum is σ = 4545996. Its totient is φ = 1798272.

The previous prime is 2922307. The next prime is 2922313. The reversal of 2922309 is 9032292.

2922309 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 2 ways, for example, as 199809 + 2722500 = 447^2 + 1650^2 .

It is not a de Polignac number, because 2922309 - 2¹ = 2922307 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2922307) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 12372 + ... + 12605.

It is an arithmetic number, because the mean of its divisors is an integer number (378833).

2^2922309 is an apocalyptic number.

It is an amenable number.

2922309 is a deficient number, since it is larger than the sum of its proper divisors (1623687).

2922309 is a wasteful number, since it uses less digits than its factorization.

2922309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24996 (or 24993 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 2922309 is about 1709.4762355763. The cubic root of 2922309 is about 142.9690545456.

It can be divided in two parts, 292 and 2309, that added together give a square (2601 = 51²).

The spelling of 2922309 in words is "two million, nine hundred twenty-two thousand, three hundred nine".