4189964452 has 24 divisors (see below), whose sum is σ = 7371707000. Its totient is φ = 2083781376.

The previous prime is 4189964423. The next prime is 4189964477. The reversal of 4189964452 is 2544699814.

It can be written as a sum of positive squares in 4 ways, for example, as 1907418276 + 2282546176 = 43674^2 + 47776^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4189964452.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1417408 + ... + 1420360.

Almost surely, 2^4189964452 is an apocalyptic number.

It is an amenable number.

4189964452 is a deficient number, since it is larger than the sum of its proper divisors (3181742548).

4189964452 is a wasteful number, since it uses less digits than its factorization.

4189964452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4735 (or 4733 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 52.

The square root of 4189964452 is about 64729.9347442897. The cubic root of 4189964452 is about 1612.1425703136.

The spelling of 4189964452 in words is "four billion, one hundred eighty-nine million, nine hundred sixty-four thousand, four hundred fifty-two".