2560738 has 8 divisors (see below), whose sum is σ = 3852288. Its totient is φ = 1276644.

The previous prime is 2560721. The next prime is 2560739. The reversal of 2560738 is 8370652.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2560739) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 906 + ... + 2437.

It is an arithmetic number, because the mean of its divisors is an integer number (481536).

2^2560738 is an apocalyptic number.

2560738 is a deficient number, since it is larger than the sum of its proper divisors (1291550).

2560738 is a wasteful number, since it uses less digits than its factorization.

2560738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3728.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 2560738 is about 1600.2306083812. The cubic root of 2560738 is about 136.8112199112.

The spelling of 2560738 in words is "two million, five hundred sixty thousand, seven hundred thirty-eight".