2661704 has 16 divisors (see below), whose sum is σ = 5097600. Its totient is φ = 1302352.

The previous prime is 2661689. The next prime is 2661731. The reversal of 2661704 is 4071662.

It is a plaindrome in base 15.

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, 3164 + ... + 3915.

It is an arithmetic number, because the mean of its divisors is an integer number (318600).

2^2661704 is an apocalyptic number.

It is an amenable number.

2661704 is a deficient number, since it is larger than the sum of its proper divisors (2435896).

2661704 is a wasteful number, since it uses less digits than its factorization.

2661704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7132 (or 7128 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 2661704 is about 1631.4729541123. The cubic root of 2661704 is about 138.5861784298.

The spelling of 2661704 in words is "two million, six hundred sixty-one thousand, seven hundred four".