2251850 has 24 divisors (see below), whose sum is σ = 4335660. Its totient is φ = 869120.

The previous prime is 2251849. The next prime is 2251859. The reversal of 2251850 is 581522.

It can be written as a sum of positive squares in 6 ways, for example, as 383161 + 1868689 = 619^2 + 1367^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2251859) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 674 + ... + 2226.

2^2251850 is an apocalyptic number.

2251850 is a deficient number, since it is larger than the sum of its proper divisors (2083810).

2251850 is a wasteful number, since it uses less digits than its factorization.

2251850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1594 (or 1589 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 2251850 is about 1500.6165399595. The cubic root of 2251850 is about 131.0729737354.

The spelling of 2251850 in words is "two million, two hundred fifty-one thousand, eight hundred fifty".