2822250 has 64 divisors (see below), whose sum is σ = 7278336. Its totient is φ = 728000.

The previous prime is 2822233. The next prime is 2822263. The reversal of 2822250 is 522282.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39715 + ... + 39785.

It is an arithmetic number, because the mean of its divisors is an integer number (113724).

2^2822250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2822250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3639168).

2822250 is an abundant number, since it is smaller than the sum of its proper divisors (4456086).

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

2822250 is a wasteful number, since it uses less digits than its factorization.

2822250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144 (or 134 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 2822250 is about 1679.9553565497. The cubic root of 2822250 is about 141.3183291200.

Subtracting from 2822250 its reverse (522282), we obtain a cube (2299968 = 132³).

The spelling of 2822250 in words is "two million, eight hundred twenty-two thousand, two hundred fifty".