4394974459 has 4 divisors (see below), whose sum is σ = 4502169000. Its totient is φ = 4287779920.

The previous prime is 4394974457. The next prime is 4394974471. The reversal of 4394974459 is 9544794934.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4394974459 - 2¹ = 4394974457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4394974457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53597209 + ... + 53597290.

It is an arithmetic number, because the mean of its divisors is an integer number (1125542250).

Almost surely, 2^4394974459 is an apocalyptic number.

4394974459 is a deficient number, since it is larger than the sum of its proper divisors (107194541).

4394974459 is a wasteful number, since it uses less digits than its factorization.

4394974459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107194540.

The product of its digits is 19595520, while the sum is 58.

The square root of 4394974459 is about 66294.6035435766. The cubic root of 4394974459 is about 1638.0184349480.

The spelling of 4394974459 in words is "four billion, three hundred ninety-four million, nine hundred seventy-four thousand, four hundred fifty-nine".