4399999997 has 8 divisors (see below), whose sum is σ = 4411234080. Its totient is φ = 4388781040.

The previous prime is 4399999991. The next prime is 4400000021. The reversal of 4399999997 is 7999999934.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4399999997 - 2³² = 105032701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4399999991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 763547 + ... + 769287.

It is an arithmetic number, because the mean of its divisors is an integer number (551404260).

Almost surely, 2^4399999997 is an apocalyptic number.

It is an amenable number.

4399999997 is a deficient number, since it is larger than the sum of its proper divisors (11234083).

4399999997 is a wasteful number, since it uses less digits than its factorization.

4399999997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7563.

The product of its digits is 401769396, while the sum is 77.

The square root of 4399999997 is about 66332.4957844946. The cubic root of 4399999997 is about 1638.6425408289.

The spelling of 4399999997 in words is "four billion, three hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred ninety-seven".