3889413289 has 4 divisors (see below), whose sum is σ = 4118202324. Its totient is φ = 3660624256.

The previous prime is 3889413287. The next prime is 3889413293. The reversal of 3889413289 is 9823149883.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9823149883 = 47 ⋅209003189.

It can be written as a sum of positive squares in 2 ways, for example, as 3392480025 + 496933264 = 58245^2 + 22292^2 .

It is a cyclic number.

It is not a de Polignac number, because 3889413289 - 2¹ = 3889413287 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3889413287) 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, 114394492 + ... + 114394525.

It is an arithmetic number, because the mean of its divisors is an integer number (1029550581).

Almost surely, 2^3889413289 is an apocalyptic number.

It is an amenable number.

3889413289 is a deficient number, since it is larger than the sum of its proper divisors (228789035).

3889413289 is a wasteful number, since it uses less digits than its factorization.

3889413289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228789034.

The product of its digits is 2985984, while the sum is 55.

The square root of 3889413289 is about 62365.1608592490. The cubic root of 3889413289 is about 1572.6353414785.

The spelling of 3889413289 in words is "three billion, eight hundred eighty-nine million, four hundred thirteen thousand, two hundred eighty-nine".