2321250 has 40 divisors (see below), whose sum is σ = 5810640. Its totient is φ = 618000.

The previous prime is 2321243. The next prime is 2321273. The reversal of 2321250 is 521232.

2321250 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3441 + ... + 4059.

It is an arithmetic number, because the mean of its divisors is an integer number (145266).

2^2321250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2321250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2905320).

2321250 is an abundant number, since it is smaller than the sum of its proper divisors (3489390).

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

2321250 is an equidigital number, since it uses as much as digits as its factorization.

2321250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 644 (or 629 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 2321250 is about 1523.5648985193. The cubic root of 2321250 is about 132.4058902160.

Adding to 2321250 its reverse (521232), we get a palindrome (2842482).

The spelling of 2321250 in words is "two million, three hundred twenty-one thousand, two hundred fifty".