2115838532 has 6 divisors (see below), whose sum is σ = 3702717438. Its totient is φ = 1057919264.

The previous prime is 2115838531. The next prime is 2115838631. The reversal of 2115838532 is 2358385112.

It can be written as a sum of positive squares in only one way, i.e., 1667415556 + 448422976 = 40834^2 + 21176^2 .

It is not an unprimeable number, because it can be changed into a prime (2115838531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264479813 + ... + 264479820.

It is an arithmetic number, because the mean of its divisors is an integer number (617119573).

Almost surely, 2^2115838532 is an apocalyptic number.

It is an amenable number.

2115838532 is a deficient number, since it is larger than the sum of its proper divisors (1586878906).

2115838532 is a wasteful number, since it uses less digits than its factorization.

2115838532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528959637 (or 528959635 counting only the distinct ones).

The product of its digits is 57600, while the sum is 38.

The square root of 2115838532 is about 45998.2448795604. The cubic root of 2115838532 is about 1283.7905483865.

The spelling of 2115838532 in words is "two billion, one hundred fifteen million, eight hundred thirty-eight thousand, five hundred thirty-two".