2164265146 has 8 divisors (see below), whose sum is σ = 3264334164. Its totient is φ = 1076153760.

The previous prime is 2164265113. The next prime is 2164265179. The reversal of 2164265146 is 6415624612.

It is an interprime number because it is at equal distance from previous prime (2164265113) and next prime (2164265179).

It can be written as a sum of positive squares in 2 ways, for example, as 2158624521 + 5640625 = 46461^2 + 2375^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2988955 + ... + 2989678.

Almost surely, 2^2164265146 is an apocalyptic number.

2164265146 is a deficient number, since it is larger than the sum of its proper divisors (1100069018).

2164265146 is a wasteful number, since it uses less digits than its factorization.

2164265146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5978816.

The product of its digits is 69120, while the sum is 37.

The square root of 2164265146 is about 46521.6631903891. The cubic root of 2164265146 is about 1293.5110859568.

Adding to 2164265146 its reverse (6415624612), we get a palindrome (8579889758).

The spelling of 2164265146 in words is "two billion, one hundred sixty-four million, two hundred sixty-five thousand, one hundred forty-six".