2306639841 has 16 divisors (see below), whose sum is σ = 3433140480. Its totient is φ = 1365451920.

The previous prime is 2306639831. The next prime is 2306639857. The reversal of 2306639841 is 1489366032.

2306639841 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2306639841 - 2¹¹ = 2306637793 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2306639793 and 2306639802.

It is not an unprimeable number, because it can be changed into a prime (2306639831) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 811351 + ... + 814188.

It is an arithmetic number, because the mean of its divisors is an integer number (214571280).

Almost surely, 2^2306639841 is an apocalyptic number.

It is an amenable number.

2306639841 is a deficient number, since it is larger than the sum of its proper divisors (1126500639).

2306639841 is a wasteful number, since it uses less digits than its factorization.

2306639841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1625596.

The product of its (nonzero) digits is 186624, while the sum is 42.

The square root of 2306639841 is about 48027.4904716039. The cubic root of 2306639841 is about 1321.2751377526.

The spelling of 2306639841 in words is "two billion, three hundred six million, six hundred thirty-nine thousand, eight hundred forty-one".