2261085508 has 12 divisors (see below), whose sum is σ = 4316617872.
Its totient is φ = 1027766120.
The previous prime is 2261085487. The next prime is 2261085529. The reversal of 2261085508 is 8055801622.
It is an interprime number because it is at equal distance from previous prime (2261085487) and next prime (2261085529).
It is a super-2 number, since 2×22610855082 = 10225015348975236128, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25694110 + ... + 25694197.
It is an arithmetic number, because the mean of its divisors is an integer number (359718156).
Almost surely, 22261085508 is an apocalyptic number.
It is an amenable number.
2261085508 is a deficient number, since it is larger than the sum of its proper divisors (2055532364).
2261085508 is a wasteful number, since it uses less digits than its factorization.
2261085508 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51388322 (or 51388320 counting only the distinct ones).
The product of its (nonzero) digits is 38400, while the sum is 37.
The square root of 2261085508 is about 47550.8728416209.
The cubic root of 2261085508 is about 1312.5191909877.
The spelling of 2261085508 in words is "two billion, two hundred sixty-one million, eighty-five thousand, five hundred eight".