1236252 has 24 divisors (see below), whose sum is σ = 2927232. Its totient is φ = 406000.

The previous prime is 1236239. The next prime is 1236259. The reversal of 1236252 is 2526321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1236259) 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 in 7 ways as a sum of consecutive naturals, for example, 127 + ... + 1577.

It is an arithmetic number, because the mean of its divisors is an integer number (121968).

2^1236252 is an apocalyptic number.

1236252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1236252 is an abundant number, since it is smaller than the sum of its proper divisors (1690980).

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

1236252 is a wasteful number, since it uses less digits than its factorization.

1236252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1529 (or 1527 counting only the distinct ones).

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

The square root of 1236252 is about 1111.8686972840. The cubic root of 1236252 is about 107.3253555104.

The spelling of 1236252 in words is "one million, two hundred thirty-six thousand, two hundred fifty-two".