2261085484 has 12 divisors (see below), whose sum is σ = 4522171024. Its totient is φ = 969036624.

The previous prime is 2261085479. The next prime is 2261085487. The reversal of 2261085484 is 4845801622.

It is a happy number.

2261085484 is an admirable number.

It is a super-2 number, since 2×2261085484² = 10225015131911028512, which contains 22 as substring.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

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, 40376499 + ... + 40376554.

Almost surely, 2^2261085484 is an apocalyptic number.

It is an amenable number.

2261085484 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2261085484 is a wasteful number, since it uses less digits than its factorization.

2261085484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80753064 (or 80753062 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 40.

The square root of 2261085484 is about 47550.8725892596. The cubic root of 2261085484 is about 1312.5191863439.

The spelling of 2261085484 in words is "two billion, two hundred sixty-one million, eighty-five thousand, four hundred eighty-four".