1253622 has 24 divisors (see below), whose sum is σ = 2589624. Its totient is φ = 404544.

The previous prime is 1253621. The next prime is 1253627. The reversal of 1253622 is 2263521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1253621) 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, 11038 + ... + 11150.

It is an arithmetic number, because the mean of its divisors is an integer number (107901).

2^1253622 is an apocalyptic number.

1253622 is an abundant number, since it is smaller than the sum of its proper divisors (1336002).

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

1253622 is a wasteful number, since it uses less digits than its factorization.

1253622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204 (or 161 counting only the distinct ones).

The product of its digits is 720, while the sum is 21.

The square root of 1253622 is about 1119.6526247011. The cubic root of 1253622 is about 107.8256790022.

The spelling of 1253622 in words is "one million, two hundred fifty-three thousand, six hundred twenty-two".