2922863 has 4 divisors (see below), whose sum is σ = 3049968. Its totient is φ = 2795760.

The previous prime is 2922859. The next prime is 2922893. The reversal of 2922863 is 3682292.

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 2922863 - 2² = 2922859 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2922833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63518 + ... + 63563.

It is an arithmetic number, because the mean of its divisors is an integer number (762492).

2^2922863 is an apocalyptic number.

2922863 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2922863 is a deficient number, since it is larger than the sum of its proper divisors (127105).

2922863 is a wasteful number, since it uses less digits than its factorization.

2922863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127104.

The product of its digits is 10368, while the sum is 32.

The square root of 2922863 is about 1709.6382658329. The cubic root of 2922863 is about 142.9780884810.

The spelling of 2922863 in words is "two million, nine hundred twenty-two thousand, eight hundred sixty-three".