2288862 has 24 divisors (see below), whose sum is σ = 5012280. Its totient is φ = 754800.

The previous prime is 2288861. The next prime is 2288879. The reversal of 2288862 is 2688822.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2288861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1189 + ... + 2447.

It is an arithmetic number, because the mean of its divisors is an integer number (208845).

2^2288862 is an apocalyptic number.

2288862 is an abundant number, since it is smaller than the sum of its proper divisors (2723418).

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

2288862 is a wasteful number, since it uses less digits than its factorization.

2288862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1368 (or 1365 counting only the distinct ones).

The product of its digits is 24576, while the sum is 36.

The square root of 2288862 is about 1512.8985425335. The cubic root of 2288862 is about 131.7871915329.

The spelling of 2288862 in words is "two million, two hundred eighty-eight thousand, eight hundred sixty-two".