2152868 has 12 divisors (see below), whose sum is σ = 3785712. Its totient is φ = 1071240.

The previous prime is 2152867. The next prime is 2152879. The reversal of 2152868 is 8682512.

It is not an unprimeable number, because it can be changed into a prime (2152861) 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, 278 + ... + 2093.

It is an arithmetic number, because the mean of its divisors is an integer number (315476).

2^2152868 is an apocalyptic number.

It is an amenable number.

2152868 is a deficient number, since it is larger than the sum of its proper divisors (1632844).

2152868 is a wasteful number, since it uses less digits than its factorization.

2152868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2602 (or 2600 counting only the distinct ones).

The product of its digits is 7680, while the sum is 32.

The square root of 2152868 is about 1467.2654838167. The cubic root of 2152868 is about 129.1236520431.

The spelling of 2152868 in words is "two million, one hundred fifty-two thousand, eight hundred sixty-eight".