2305849638 has 32 divisors (see below), whose sum is σ = 4885163136. Its totient is φ = 723079808.

The previous prime is 2305849573. The next prime is 2305849639. The reversal of 2305849638 is 8369485032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2305849639) 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, 335545 + ... + 342347.

It is an arithmetic number, because the mean of its divisors is an integer number (152661348).

Almost surely, 2^2305849638 is an apocalyptic number.

2305849638 is an abundant number, since it is smaller than the sum of its proper divisors (2579313498).

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

2305849638 is a wasteful number, since it uses less digits than its factorization.

2305849638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10148.

The product of its (nonzero) digits is 1244160, while the sum is 48.

The square root of 2305849638 is about 48019.2631971795. The cubic root of 2305849638 is about 1321.1242407917.

The spelling of 2305849638 in words is "two billion, three hundred five million, eight hundred forty-nine thousand, six hundred thirty-eight".