2164434506 has 16 divisors (see below), whose sum is σ = 3570787584. Its totient is φ = 977714544.

The previous prime is 2164434497. The next prime is 2164434523. The reversal of 2164434506 is 6054344612.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 884390 + ... + 886833.

It is an arithmetic number, because the mean of its divisors is an integer number (223174224).

Almost surely, 2^2164434506 is an apocalyptic number.

2164434506 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2164434506 is a deficient number, since it is larger than the sum of its proper divisors (1406353078).

2164434506 is a wasteful number, since it uses less digits than its factorization.

2164434506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1771285.

The product of its (nonzero) digits is 69120, while the sum is 35.

The square root of 2164434506 is about 46523.4833820513. The cubic root of 2164434506 is about 1293.5448254032.

The spelling of 2164434506 in words is "two billion, one hundred sixty-four million, four hundred thirty-four thousand, five hundred six".