2849723 has 6 divisors (see below), whose sum is σ = 2979564. Its totient is φ = 2725316.

The previous prime is 2849713. The next prime is 2849741. The reversal of 2849723 is 3279482.

It is a de Polignac number, because none of the positive numbers 2^k-2849723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2849713) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2165 + ... + 3222.

It is an arithmetic number, because the mean of its divisors is an integer number (496594).

2^2849723 is an apocalyptic number.

2849723 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2849723 is a deficient number, since it is larger than the sum of its proper divisors (129841).

2849723 is an equidigital number, since it uses as much as digits as its factorization.

2849723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5433 (or 5410 counting only the distinct ones).

The product of its digits is 24192, while the sum is 35.

The square root of 2849723 is about 1688.1122593003. The cubic root of 2849723 is about 141.7754004128.

The spelling of 2849723 in words is "two million, eight hundred forty-nine thousand, seven hundred twenty-three".