1252022 has 4 divisors (see below), whose sum is σ = 1878036. Its totient is φ = 626010.

The previous prime is 1252021. The next prime is 1252037. The reversal of 1252022 is 2202521.

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 = 1251988 and 1252006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1252021) by changing a digit.

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, 313004 + ... + 313007.

It is an arithmetic number, because the mean of its divisors is an integer number (469509).

2^1252022 is an apocalyptic number.

1252022 is a deficient number, since it is larger than the sum of its proper divisors (626014).

1252022 is an equidigital number, since it uses as much as digits as its factorization.

1252022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626013.

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

The square root of 1252022 is about 1118.9378892503. The cubic root of 1252022 is about 107.7797867703.

Adding to 1252022 its reverse (2202521), we get a palindrome (3454543).

The spelling of 1252022 in words is "one million, two hundred fifty-two thousand, twenty-two".