2287916 has 12 divisors (see below), whose sum is σ = 4064088. Its totient is φ = 1126752.

The previous prime is 2287891. The next prime is 2287921. The reversal of 2287916 is 6197822.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4001 + ... + 4536.

It is an arithmetic number, because the mean of its divisors is an integer number (338674).

2^2287916 is an apocalyptic number.

It is an amenable number.

2287916 is a deficient number, since it is larger than the sum of its proper divisors (1776172).

2287916 is a wasteful number, since it uses less digits than its factorization.

2287916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8608 (or 8606 counting only the distinct ones).

The product of its digits is 12096, while the sum is 35.

The square root of 2287916 is about 1512.5858653313. The cubic root of 2287916 is about 131.7690328930.

The spelling of 2287916 in words is "two million, two hundred eighty-seven thousand, nine hundred sixteen".