4646428722 has 24 divisors (see below), whose sum is σ = 10841667564. Its totient is φ = 1429670304.

The previous prime is 4646428649. The next prime is 4646428741. The reversal of 4646428722 is 2278246464.

It can be written as a sum of positive squares in 2 ways, for example, as 4333457241 + 312971481 = 65829^2 + 17691^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9928033 + ... + 9928500.

Almost surely, 2^4646428722 is an apocalyptic number.

4646428722 is an abundant number, since it is smaller than the sum of its proper divisors (6195238842).

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

4646428722 is a wasteful number, since it uses less digits than its factorization.

4646428722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19856554 (or 19856551 counting only the distinct ones).

The product of its digits is 1032192, while the sum is 45.

The square root of 4646428722 is about 68164.7175744168. The cubic root of 4646428722 is about 1668.6801243645.

The spelling of 4646428722 in words is "four billion, six hundred forty-six million, four hundred twenty-eight thousand, seven hundred twenty-two".