2894623 has 4 divisors (see below), whose sum is σ = 2914200. Its totient is φ = 2875048.

The previous prime is 2894603. The next prime is 2894627. The reversal of 2894623 is 3264982.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2894623 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 (2894627) 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, 9565 + ... + 9862.

It is an arithmetic number, because the mean of its divisors is an integer number (728550).

2^2894623 is an apocalyptic number.

2894623 is a deficient number, since it is larger than the sum of its proper divisors (19577).

2894623 is a wasteful number, since it uses less digits than its factorization.

2894623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19576.

The product of its digits is 20736, while the sum is 34.

The square root of 2894623 is about 1701.3591625521. The cubic root of 2894623 is about 142.5161241629.

The spelling of 2894623 in words is "two million, eight hundred ninety-four thousand, six hundred twenty-three".