1329252 has 12 divisors (see below), whose sum is σ = 3101616. Its totient is φ = 443080.

The previous prime is 1329241. The next prime is 1329269. The reversal of 1329252 is 2529231.

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 d-powerful number, because it can be written as 1 + 3¹² + 2² + 9⁶ + 2¹² + 5³ + 2¹⁸ .

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, 55374 + ... + 55397.

It is an arithmetic number, because the mean of its divisors is an integer number (258468).

2^1329252 is an apocalyptic number.

1329252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1329252 is an abundant number, since it is smaller than the sum of its proper divisors (1772364).

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

1329252 is a wasteful number, since it uses less digits than its factorization.

1329252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110778 (or 110776 counting only the distinct ones).

The product of its digits is 1080, while the sum is 24.

The square root of 1329252 is about 1152.9319147287. The cubic root of 1329252 is about 109.9518246343.

The spelling of 1329252 in words is "one million, three hundred twenty-nine thousand, two hundred fifty-two".