2064311836 has 24 divisors (see below), whose sum is σ = 3914008560. Its totient is φ = 948847872.

The previous prime is 2064311833. The next prime is 2064311839. The reversal of 2064311836 is 6381134602.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2064311833) and next prime (2064311839).

It is a super-2 number, since 2×2064311836² = 8522766712499381792, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2064311833) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 350071 + ... + 355918.

It is an arithmetic number, because the mean of its divisors is an integer number (163083690).

Almost surely, 2^2064311836 is an apocalyptic number.

It is an amenable number.

2064311836 is a deficient number, since it is larger than the sum of its proper divisors (1849696724).

2064311836 is a wasteful number, since it uses less digits than its factorization.

2064311836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706053 (or 706051 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 2064311836 is about 45434.6985903945. The cubic root of 2064311836 is about 1273.2834695957.

The spelling of 2064311836 in words is "two billion, sixty-four million, three hundred eleven thousand, eight hundred thirty-six".