4644190746 has 24 divisors (see below), whose sum is σ = 10836445620. Its totient is φ = 1428981696.

The previous prime is 4644190739. The next prime is 4644190757. The reversal of 4644190746 is 6470914464.

It can be written as a sum of positive squares in 2 ways, for example, as 4590740025 + 53450721 = 67755^2 + 7311^2 .

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, 9923251 + ... + 9923718.

Almost surely, 2^4644190746 is an apocalyptic number.

4644190746 is an abundant number, since it is smaller than the sum of its proper divisors (6192254874).

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

4644190746 is a wasteful number, since it uses less digits than its factorization.

4644190746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19846990 (or 19846987 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The square root of 4644190746 is about 68148.2996559709. The cubic root of 4644190746 is about 1668.4121719198.

The spelling of 4644190746 in words is "four billion, six hundred forty-four million, one hundred ninety thousand, seven hundred forty-six".