2923219 has 4 divisors (see below), whose sum is σ = 3148096. Its totient is φ = 2698344.

The previous prime is 2923213. The next prime is 2923247. The reversal of 2923219 is 9123292.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2923219 - 2³ = 2923211 is a prime.

It is a super-2 number, since 2×2923219² = 17090418643922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2923211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112419 + ... + 112444.

It is an arithmetic number, because the mean of its divisors is an integer number (787024).

2^2923219 is an apocalyptic number.

2923219 is a deficient number, since it is larger than the sum of its proper divisors (224877).

2923219 is a wasteful number, since it uses less digits than its factorization.

2923219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224876.

The product of its digits is 1944, while the sum is 28.

The square root of 2923219 is about 1709.7423782547. The cubic root of 2923219 is about 142.9838930788.

The spelling of 2923219 in words is "two million, nine hundred twenty-three thousand, two hundred nineteen".