2142916 has 12 divisors (see below), whose sum is σ = 3769360. Its totient is φ = 1065960.

The previous prime is 2142911. The next prime is 2142923. The reversal of 2142916 is 6192412.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (2142911) 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, 426 + ... + 2113.

2^2142916 is an apocalyptic number.

It is an amenable number.

2142916 is a deficient number, since it is larger than the sum of its proper divisors (1626444).

2142916 is a wasteful number, since it uses less digits than its factorization.

2142916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2754 (or 2752 counting only the distinct ones).

The product of its digits is 864, while the sum is 25.

The square root of 2142916 is about 1463.8702128263. The cubic root of 2142916 is about 128.9243792916.

The spelling of 2142916 in words is "two million, one hundred forty-two thousand, nine hundred sixteen".