2308135856 has 40 divisors (see below), whose sum is σ = 4819108224. Its totient is φ = 1064609280.

The previous prime is 2308135847. The next prime is 2308135913. The reversal of 2308135856 is 6585318032.

It is a super-2 number, since 2×2308135856² = 10654982259505705472, which contains 22 as substring.

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, 475361 + ... + 480191.

Almost surely, 2^2308135856 is an apocalyptic number.

2308135856 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2308135856 is an abundant number, since it is smaller than the sum of its proper divisors (2510972368).

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

2308135856 is a wasteful number, since it uses less digits than its factorization.

2308135856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7149 (or 7143 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 41.

The square root of 2308135856 is about 48043.0625168713. The cubic root of 2308135856 is about 1321.5607220346.

The spelling of 2308135856 in words is "two billion, three hundred eight million, one hundred thirty-five thousand, eight hundred fifty-six".