4394336912 has 20 divisors (see below), whose sum is σ = 9730317696. Its totient is φ = 1883287200.

The previous prime is 4394336897. The next prime is 4394336923. The reversal of 4394336912 is 2196334934.

It is a happy number.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19617464 + ... + 19617687.

Almost surely, 2^4394336912 is an apocalyptic number.

It is an amenable number.

4394336912 is an abundant number, since it is smaller than the sum of its proper divisors (5335980784).

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

4394336912 is a wasteful number, since it uses less digits than its factorization.

4394336912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39235166 (or 39235160 counting only the distinct ones).

The product of its digits is 419904, while the sum is 44.

The square root of 4394336912 is about 66289.7949310450. The cubic root of 4394336912 is about 1637.9392259750.

The spelling of 4394336912 in words is "four billion, three hundred ninety-four million, three hundred thirty-six thousand, nine hundred twelve".