2726090 has 32 divisors (see below), whose sum is σ = 5155920. Its totient is φ = 1036800.

The previous prime is 2726089. The next prime is 2726093. The reversal of 2726090 is 906272.

It can be written as a sum of positive squares in 8 ways, for example, as 143641 + 2582449 = 379^2 + 1607^2 .

It is not an unprimeable number, because it can be changed into a prime (2726093) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24956 + ... + 25064.

2^2726090 is an apocalyptic number.

2726090 is a deficient number, since it is larger than the sum of its proper divisors (2429830).

2726090 is a wasteful number, since it uses less digits than its factorization.

2726090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 2726090 is about 1651.0875203938. The cubic root of 2726090 is about 139.6947430627.

The spelling of 2726090 in words is "two million, seven hundred twenty-six thousand, ninety".