2605927090 has 16 divisors (see below), whose sum is σ = 5051489688. Its totient is φ = 962188416.

The previous prime is 2605927039. The next prime is 2605927111. The reversal of 2605927090 is 907295062.

It is a happy number.

2605927090 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1989249201 + 616677889 = 44601^2 + 24833^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10022667 + ... + 10022926.

Almost surely, 2^2605927090 is an apocalyptic number.

2605927090 is a deficient number, since it is larger than the sum of its proper divisors (2445562598).

2605927090 is a wasteful number, since it uses less digits than its factorization.

2605927090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20045613.

The product of its (nonzero) digits is 68040, while the sum is 40.

The square root of 2605927090 is about 51048.2819495426. The cubic root of 2605927090 is about 1376.1129659965.

The spelling of 2605927090 in words is "two billion, six hundred five million, nine hundred twenty-seven thousand, ninety".