2164612346 has 32 divisors (see below), whose sum is σ = 3788503488. Its totient is φ = 918408960.

The previous prime is 2164612319. The next prime is 2164612357. The reversal of 2164612346 is 6432164612.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37940 + ... + 75951.

It is an arithmetic number, because the mean of its divisors is an integer number (118390734).

Almost surely, 2^2164612346 is an apocalyptic number.

2164612346 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2164612346 is a deficient number, since it is larger than the sum of its proper divisors (1623891142).

2164612346 is a wasteful number, since it uses less digits than its factorization.

2164612346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113966.

The product of its digits is 41472, while the sum is 35.

The square root of 2164612346 is about 46525.3946356181. The cubic root of 2164612346 is about 1293.5802523181.

Adding to 2164612346 its reverse (6432164612), we get a palindrome (8596776958).

The spelling of 2164612346 in words is "two billion, one hundred sixty-four million, six hundred twelve thousand, three hundred forty-six".