2261085488 has 20 divisors (see below), whose sum is σ = 4382532000. Its totient is φ = 1130109504.

The previous prime is 2261085487. The next prime is 2261085529. The reversal of 2261085488 is 8845801622.

It is a super-2 number, since 2×2261085488² = 10225015168088396288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2261085487) 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, 18281 + ... + 69687.

It is an arithmetic number, because the mean of its divisors is an integer number (219126600).

Almost surely, 2^2261085488 is an apocalyptic number.

It is an amenable number.

2261085488 is a deficient number, since it is larger than the sum of its proper divisors (2121446512).

2261085488 is a wasteful number, since it uses less digits than its factorization.

2261085488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54164 (or 54158 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 44.

The square root of 2261085488 is about 47550.8726313198. The cubic root of 2261085488 is about 1312.5191871178.

The spelling of 2261085488 in words is "two billion, two hundred sixty-one million, eighty-five thousand, four hundred eighty-eight".