2664894 has 16 divisors (see below), whose sum is σ = 5346432. Its totient is φ = 885528.

The previous prime is 2664889. The next prime is 2664899. The reversal of 2664894 is 4984662.

It is an interprime number because it is at equal distance from previous prime (2664889) and next prime (2664899).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2664899) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2577 + ... + 3459.

It is an arithmetic number, because the mean of its divisors is an integer number (334152).

2^2664894 is an apocalyptic number.

2664894 is an abundant number, since it is smaller than the sum of its proper divisors (2681538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2664894 is a wasteful number, since it uses less digits than its factorization.

2664894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1391.

The product of its digits is 82944, while the sum is 39.

The square root of 2664894 is about 1632.4503055223. The cubic root of 2664894 is about 138.6415205984.

The spelling of 2664894 in words is "two million, six hundred sixty-four thousand, eight hundred ninety-four".