2348236809 has 24 divisors (see below), whose sum is σ = 3780447840. Its totient is φ = 1395854208.

The previous prime is 2348236799. The next prime is 2348236811. The reversal of 2348236809 is 9086328432.

It is not a de Polignac number, because 2348236809 - 2⁵ = 2348236777 is a prime.

It is a super-2 number, since 2×2348236809² = 11028432222285004962, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2348236859) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 400987 + ... + 406800.

It is an arithmetic number, because the mean of its divisors is an integer number (157518660).

Almost surely, 2^2348236809 is an apocalyptic number.

It is an amenable number.

2348236809 is a deficient number, since it is larger than the sum of its proper divisors (1432211031).

2348236809 is a wasteful number, since it uses less digits than its factorization.

2348236809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 807829 (or 807826 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The square root of 2348236809 is about 48458.6092350988. The cubic root of 2348236809 is about 1329.1703060069.

The spelling of 2348236809 in words is "two billion, three hundred forty-eight million, two hundred thirty-six thousand, eight hundred nine".