1250222 has 4 divisors (see below), whose sum is σ = 1875336. Its totient is φ = 625110.

The previous prime is 1250203. The next prime is 1250237. The reversal of 1250222 is 2220521.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 1250197 and 1250206.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 312554 + ... + 312557.

It is an arithmetic number, because the mean of its divisors is an integer number (468834).

2^1250222 is an apocalyptic number.

1250222 is a deficient number, since it is larger than the sum of its proper divisors (625114).

1250222 is an equidigital number, since it uses as much as digits as its factorization.

1250222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625113.

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 1250222 is about 1118.1332657604. The cubic root of 1250222 is about 107.7281112508.

Adding to 1250222 its reverse (2220521), we get a palindrome (3470743).

Subtracting 1250222 from its reverse (2220521), we obtain a cube (970299 = 99³).

The spelling of 1250222 in words is "one million, two hundred fifty thousand, two hundred twenty-two".