1253392 has 60 divisors (see below), whose sum is σ = 3023616. Its totient is φ = 492480.

The previous prime is 1253381. The next prime is 1253401. The reversal of 1253392 is 2933521.

It is a happy number.

It is an Ulam number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40417 + ... + 40447.

2^1253392 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1253392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1511808).

1253392 is an abundant number, since it is smaller than the sum of its proper divisors (1770224).

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

1253392 is a wasteful number, since it uses less digits than its factorization.

1253392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84 (or 59 counting only the distinct ones).

The product of its digits is 1620, while the sum is 25.

The square root of 1253392 is about 1119.5499095619. The cubic root of 1253392 is about 107.8190843980.

The spelling of 1253392 in words is "one million, two hundred fifty-three thousand, three hundred ninety-two".