1325532236 has 12 divisors (see below), whose sum is σ = 2651064528. Its totient is φ = 568085232.

The previous prime is 1325532191. The next prime is 1325532239. The reversal of 1325532236 is 6322355231.

1325532236 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1325532239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23670191 + ... + 23670246.

It is an arithmetic number, because the mean of its divisors is an integer number (220922044).

Almost surely, 2^1325532236 is an apocalyptic number.

It is an amenable number.

1325532236 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1325532236 is a wasteful number, since it uses less digits than its factorization.

1325532236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47340448 (or 47340446 counting only the distinct ones).

The product of its digits is 32400, while the sum is 32.

The square root of 1325532236 is about 36407.8595360947. The cubic root of 1325532236 is about 1098.4916616122.

Adding to 1325532236 its reverse (6322355231), we get a palindrome (7647887467).

The spelling of 1325532236 in words is "one billion, three hundred twenty-five million, five hundred thirty-two thousand, two hundred thirty-six".