2639368 has 16 divisors (see below), whose sum is σ = 4968000. Its totient is φ = 1314576.

The previous prime is 2639353. The next prime is 2639389. The reversal of 2639368 is 8639362.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2413 + ... + 3331.

It is an arithmetic number, because the mean of its divisors is an integer number (310500).

2^2639368 is an apocalyptic number.

It is an amenable number.

2639368 is a deficient number, since it is larger than the sum of its proper divisors (2328632).

2639368 is a wasteful number, since it uses less digits than its factorization.

2639368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1284 (or 1280 counting only the distinct ones).

The product of its digits is 46656, while the sum is 37.

The square root of 2639368 is about 1624.6131847304. The cubic root of 2639368 is about 138.1974349638.

The spelling of 2639368 in words is "two million, six hundred thirty-nine thousand, three hundred sixty-eight".