2568994 has 8 divisors (see below), whose sum is σ = 3986460. Its totient is φ = 1240176.

The previous prime is 2568983. The next prime is 2568997. The reversal of 2568994 is 4998652.

It can be written as a sum of positive squares in 2 ways, for example, as 2442969 + 126025 = 1563^2 + 355^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2568994.

It is not an unprimeable number, because it can be changed into a prime (2568997) 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, 22089 + ... + 22204.

2^2568994 is an apocalyptic number.

2568994 is a deficient number, since it is larger than the sum of its proper divisors (1417466).

2568994 is a wasteful number, since it uses less digits than its factorization.

2568994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44324.

The product of its digits is 155520, while the sum is 43.

The square root of 2568994 is about 1602.8081606980. The cubic root of 2568994 is about 136.9580918578.

The spelling of 2568994 in words is "two million, five hundred sixty-eight thousand, nine hundred ninety-four".