4394819932 has 6 divisors (see below), whose sum is σ = 7690934888. Its totient is φ = 2197409964.

The previous prime is 4394819903. The next prime is 4394819939. The reversal of 4394819932 is 2399184934.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 4394819932.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4394819939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 549352488 + ... + 549352495.

Almost surely, 2^4394819932 is an apocalyptic number.

It is an amenable number.

4394819932 is a deficient number, since it is larger than the sum of its proper divisors (3296114956).

4394819932 is a wasteful number, since it uses less digits than its factorization.

4394819932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1098704987 (or 1098704985 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 52.

The square root of 4394819932 is about 66293.4380764793. The cubic root of 4394819932 is about 1637.9992371845. Note that the first 3 decimals are identical.

The spelling of 4394819932 in words is "four billion, three hundred ninety-four million, eight hundred nineteen thousand, nine hundred thirty-two".