1332633252 has 12 divisors (see below), whose sum is σ = 3109477616. Its totient is φ = 444211080.

The previous prime is 1332633241. The next prime is 1332633287. The reversal of 1332633252 is 2523362331.

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

It is a super-2 number, since 2×1332633252² = 3551822768672191008, which contains 22 as substring.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55526374 + ... + 55526397.

Almost surely, 2^1332633252 is an apocalyptic number.

1332633252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1332633252 is an abundant number, since it is smaller than the sum of its proper divisors (1776844364).

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

1332633252 is a wasteful number, since it uses less digits than its factorization.

1332633252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111052778 (or 111052776 counting only the distinct ones).

The product of its digits is 19440, while the sum is 30.

The square root of 1332633252 is about 36505.2496498791. The cubic root of 1332633252 is about 1100.4497477708.

Adding to 1332633252 its reverse (2523362331), we get a palindrome (3855995583).

The spelling of 1332633252 in words is "one billion, three hundred thirty-two million, six hundred thirty-three thousand, two hundred fifty-two".