2922723 has 10 divisors (see below), whose sum is σ = 4366164. Its totient is φ = 1948428.

The previous prime is 2922721. The next prime is 2922737. The reversal of 2922723 is 3272292.

2922723 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2922723 - 2¹ = 2922721 is a prime.

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

It is an Ulam number.

It is a d-powerful number, because it can be written as 2⁴ + 9³ + 2⁷ + 2¹⁸ + 7⁵ + 2²⁰ + 3¹³ .

It is a nialpdrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (2922721) 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 9 ways as a sum of consecutive naturals, for example, 17961 + ... + 18122.

2^2922723 is an apocalyptic number.

2922723 is a deficient number, since it is larger than the sum of its proper divisors (1443441).

2922723 is an equidigital number, since it uses as much as digits as its factorization.

2922723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36095 (or 36086 counting only the distinct ones).

The product of its digits is 3024, while the sum is 27.

The square root of 2922723 is about 1709.5973210087. The cubic root of 2922723 is about 142.9758056448.

The spelling of 2922723 in words is "two million, nine hundred twenty-two thousand, seven hundred twenty-three".