4640667822 has 64 divisors (see below), whose sum is σ = 12166041600. Its totient is φ = 1283130720.

The previous prime is 4640667821. The next prime is 4640667827. The reversal of 4640667822 is 2287660464.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4640667821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 186297 + ... + 209732.

It is an arithmetic number, because the mean of its divisors is an integer number (190094400).

Almost surely, 2^4640667822 is an apocalyptic number.

4640667822 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

4640667822 is an abundant number, since it is smaller than the sum of its proper divisors (7525373778).

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

4640667822 is a wasteful number, since it uses less digits than its factorization.

4640667822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396078 (or 396072 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 45.

The square root of 4640667822 is about 68122.4472696042. The cubic root of 4640667822 is about 1667.9901984311.

The spelling of 4640667822 in words is "four billion, six hundred forty million, six hundred sixty-seven thousand, eight hundred twenty-two".