2306516646 has 64 divisors (see below), whose sum is σ = 5496657408. Its totient is φ = 631507968.

The previous prime is 2306516617. The next prime is 2306516651. The reversal of 2306516646 is 6466156032.

2306516646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 83670 + ... + 107766.

It is an arithmetic number, because the mean of its divisors is an integer number (85885272).

Almost surely, 2^2306516646 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2306516646, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2748328704).

2306516646 is an abundant number, since it is smaller than the sum of its proper divisors (3190140762).

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

2306516646 is a wasteful number, since it uses less digits than its factorization.

2306516646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24205.

The product of its (nonzero) digits is 155520, while the sum is 39.

The square root of 2306516646 is about 48026.2079077664. The cubic root of 2306516646 is about 1321.2516147351.

The spelling of 2306516646 in words is "two billion, three hundred six million, five hundred sixteen thousand, six hundred forty-six".