2286522 has 64 divisors (see below), whose sum is σ = 6082560. Its totient is φ = 622512.

The previous prime is 2286511. The next prime is 2286523. The reversal of 2286522 is 2256822.

2286522 is a `hidden beast` number, since 2 + 2 + 8 + 652 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2286523) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8563 + ... + 8825.

It is an arithmetic number, because the mean of its divisors is an integer number (95040).

2^2286522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2286522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3041280).

2286522 is an abundant number, since it is smaller than the sum of its proper divisors (3796038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2286522 is a wasteful number, since it uses less digits than its factorization.

2286522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304 (or 298 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 2286522 is about 1512.1249948334. The cubic root of 2286522 is about 131.7422656879.

The spelling of 2286522 in words is "two million, two hundred eighty-six thousand, five hundred twenty-two".