2115976 has 16 divisors (see below), whose sum is σ = 4035600. Its totient is φ = 1039824.

The previous prime is 2115961. The next prime is 2115979. The reversal of 2115976 is 6795112.

It is not an unprimeable number, because it can be changed into a prime (2115979) 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, 1770 + ... + 2713.

It is an arithmetic number, because the mean of its divisors is an integer number (252225).

2^2115976 is an apocalyptic number.

It is an amenable number.

2115976 is a deficient number, since it is larger than the sum of its proper divisors (1919624).

2115976 is a wasteful number, since it uses less digits than its factorization.

2115976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4548 (or 4544 counting only the distinct ones).

The product of its digits is 3780, while the sum is 31.

The square root of 2115976 is about 1454.6394742341. The cubic root of 2115976 is about 128.3818350807.

The spelling of 2115976 in words is "two million, one hundred fifteen thousand, nine hundred seventy-six".