1253652 has 12 divisors (see below), whose sum is σ = 2925216. Its totient is φ = 417880.

The previous prime is 1253627. The next prime is 1253683. The reversal of 1253652 is 2563521.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52224 + ... + 52247.

It is an arithmetic number, because the mean of its divisors is an integer number (243768).

2^1253652 is an apocalyptic number.

1253652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1253652 is an abundant number, since it is smaller than the sum of its proper divisors (1671564).

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

1253652 is a wasteful number, since it uses less digits than its factorization.

1253652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104478 (or 104476 counting only the distinct ones).

The product of its digits is 1800, while the sum is 24.

The square root of 1253652 is about 1119.6660216332. Note that the first 3 decimals coincide. The cubic root of 1253652 is about 107.8265391086.

The spelling of 1253652 in words is "one million, two hundred fifty-three thousand, six hundred fifty-two".