2923217 has 4 divisors (see below), whose sum is σ = 3188976. Its totient is φ = 2657460.

The previous prime is 2923213. The next prime is 2923247. The reversal of 2923217 is 7123292.

2923217 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2923217 - 2² = 2923213 is a prime.

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

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132863 + ... + 132884.

It is an arithmetic number, because the mean of its divisors is an integer number (797244).

2^2923217 is an apocalyptic number.

It is an amenable number.

2923217 is a deficient number, since it is larger than the sum of its proper divisors (265759).

2923217 is a wasteful number, since it uses less digits than its factorization.

2923217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265758.

The product of its digits is 1512, while the sum is 26.

The square root of 2923217 is about 1709.7417933712. The cubic root of 2923217 is about 142.9838604701.

The spelling of 2923217 in words is "two million, nine hundred twenty-three thousand, two hundred seventeen".