2389917936 has 240 divisors, whose sum is σ = 7669009152. Its totient is φ = 625981440.

The previous prime is 2389917931. The next prime is 2389917947. The reversal of 2389917936 is 6397199832.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2389917931) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 28794151 + ... + 28794233.

Almost surely, 2^2389917936 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2389917936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3834504576).

2389917936 is an abundant number, since it is smaller than the sum of its proper divisors (5279091216).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2389917936 is a wasteful number, since it uses less digits than its factorization.

2389917936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260 (or 183 counting only the distinct ones).

The product of its digits is 4408992, while the sum is 57.

The square root of 2389917936 is about 48886.7869265306. The cubic root of 2389917936 is about 1336.9884726999.

The spelling of 2389917936 in words is "two billion, three hundred eighty-nine million, nine hundred seventeen thousand, nine hundred thirty-six".