4227387994 has 16 divisors (see below), whose sum is σ = 7006004928. Its totient is φ = 1902864832.

The previous prime is 4227387929. The next prime is 4227388001. The reversal of 4227387994 is 4997837224.

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, 2702152 + ... + 2703715.

It is an arithmetic number, because the mean of its divisors is an integer number (437875308).

Almost surely, 2^4227387994 is an apocalyptic number.

4227387994 is a deficient number, since it is larger than the sum of its proper divisors (2778616934).

4227387994 is a wasteful number, since it uses less digits than its factorization.

4227387994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5405909.

The product of its digits is 6096384, while the sum is 55.

The square root of 4227387994 is about 65018.3665897568. The cubic root of 4227387994 is about 1616.9280801539.

The spelling of 4227387994 in words is "four billion, two hundred twenty-seven million, three hundred eighty-seven thousand, nine hundred ninety-four".