2642704 has 20 divisors (see below), whose sum is σ = 5146000. Its totient is φ = 1314720.

The previous prime is 2642699. The next prime is 2642707. The reversal of 2642704 is 4072462.

It is not an unprimeable number, because it can be changed into a prime (2642707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5047 + ... + 5545.

It is an arithmetic number, because the mean of its divisors is an integer number (257300).

2^2642704 is an apocalyptic number.

It is an amenable number.

2642704 is a deficient number, since it is larger than the sum of its proper divisors (2503296).

2642704 is a wasteful number, since it uses less digits than its factorization.

2642704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 838 (or 832 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 2642704 is about 1625.6395664476. The cubic root of 2642704 is about 138.2556348236.

The spelling of 2642704 in words is "two million, six hundred forty-two thousand, seven hundred four".