4645772022 has 32 divisors (see below), whose sum is σ = 9606780000. Its totient is φ = 1496613888.

The previous prime is 4645772009. The next prime is 4645772063. The reversal of 4645772022 is 2202775464.

It is a happy number.

It is a congruent number.

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, 37147 + ... + 103302.

It is an arithmetic number, because the mean of its divisors is an integer number (300211875).

Almost surely, 2^4645772022 is an apocalyptic number.

4645772022 is an abundant number, since it is smaller than the sum of its proper divisors (4961007978).

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

4645772022 is a wasteful number, since it uses less digits than its factorization.

4645772022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140640.

The product of its (nonzero) digits is 188160, while the sum is 39.

The square root of 4645772022 is about 68159.9003960540. The cubic root of 4645772022 is about 1668.6015067183.

The spelling of 4645772022 in words is "four billion, six hundred forty-five million, seven hundred seventy-two thousand, twenty-two".