2660738 has 16 divisors (see below), whose sum is σ = 4263840. Its totient is φ = 1240896.

The previous prime is 2660737. The next prime is 2660743. The reversal of 2660738 is 8370662.

2660738 is nontrivially palindromic in base 16.

It is not an unprimeable number, because it can be changed into a prime (2660737) 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, 4445 + ... + 5007.

It is an arithmetic number, because the mean of its divisors is an integer number (266490).

2^2660738 is an apocalyptic number.

2660738 is a deficient number, since it is larger than the sum of its proper divisors (1603102).

2660738 is a wasteful number, since it uses less digits than its factorization.

2660738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 721.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 2660738 is about 1631.1768757557. The cubic root of 2660738 is about 138.5694109196.

The spelling of 2660738 in words is "two million, six hundred sixty thousand, seven hundred thirty-eight".