4407427289 has 4 divisors (see below), whose sum is σ = 4410991524. Its totient is φ = 4403863056.

The previous prime is 4407427261. The next prime is 4407427319. The reversal of 4407427289 is 9827247044.

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 1754353225 + 2653074064 = 41885^2 + 51508^2 .

It is a cyclic number.

It is not a de Polignac number, because 4407427289 - 2¹⁶ = 4407361753 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4407427229) 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, 1780262 + ... + 1782735.

It is an arithmetic number, because the mean of its divisors is an integer number (1102747881).

Almost surely, 2^4407427289 is an apocalyptic number.

It is an amenable number.

4407427289 is a deficient number, since it is larger than the sum of its proper divisors (3564235).

4407427289 is a wasteful number, since it uses less digits than its factorization.

4407427289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3564234.

The product of its (nonzero) digits is 903168, while the sum is 47.

The square root of 4407427289 is about 66388.4574982730. The cubic root of 4407427289 is about 1639.5640434757.

The spelling of 4407427289 in words is "four billion, four hundred seven million, four hundred twenty-seven thousand, two hundred eighty-nine".