2149597392 has 80 divisors (see below), whose sum is σ = 5760434880. Its totient is φ = 689920000.

The previous prime is 2149597369. The next prime is 2149597397. The reversal of 2149597392 is 2937959412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2149597397) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 556267 + ... + 560117.

It is an arithmetic number, because the mean of its divisors is an integer number (72005436).

Almost surely, 2^2149597392 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 2149597392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2880217440).

2149597392 is an abundant number, since it is smaller than the sum of its proper divisors (3610837488).

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

2149597392 is a wasteful number, since it uses less digits than its factorization.

2149597392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4292 (or 4286 counting only the distinct ones).

The product of its digits is 1224720, while the sum is 51.

The square root of 2149597392 is about 46363.7508405004. The cubic root of 2149597392 is about 1290.5823126679.

The spelling of 2149597392 in words is "two billion, one hundred forty-nine million, five hundred ninety-seven thousand, three hundred ninety-two".