4393048897 has 4 divisors (see below), whose sum is σ = 4651463556. Its totient is φ = 4134634240.

The previous prime is 4393048859. The next prime is 4393048939. The reversal of 4393048897 is 7988403934.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1244043441 + 3149005456 = 35271^2 + 56116^2 .

It is a cyclic number.

It is not a de Polignac number, because 4393048897 - 2⁷ = 4393048769 is a prime.

It is a super-2 number, since 2×4393048897² = 38597757222865833218, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4391048897) 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, 129207304 + ... + 129207337.

It is an arithmetic number, because the mean of its divisors is an integer number (1162865889).

Almost surely, 2^4393048897 is an apocalyptic number.

It is an amenable number.

4393048897 is a deficient number, since it is larger than the sum of its proper divisors (258414659).

4393048897 is a wasteful number, since it uses less digits than its factorization.

4393048897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258414658.

The product of its (nonzero) digits is 5225472, while the sum is 55.

The square root of 4393048897 is about 66280.0791867360. The cubic root of 4393048897 is about 1637.7791793445.

The spelling of 4393048897 in words is "four billion, three hundred ninety-three million, forty-eight thousand, eight hundred ninety-seven".