52131532 has 6 divisors (see below), whose sum is σ = 91230188. Its totient is φ = 26065764.

The previous prime is 52131517. The next prime is 52131551. The reversal of 52131532 is 23513125.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6516438 + ... + 6516445.

Almost surely, 2^52131532 is an apocalyptic number.

It is an amenable number.

52131532 is a deficient number, since it is larger than the sum of its proper divisors (39098656).

52131532 is a wasteful number, since it uses less digits than its factorization.

52131532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13032887 (or 13032885 counting only the distinct ones).

The product of its digits is 900, while the sum is 22.

The square root of 52131532 is about 7220.2168942491. The cubic root of 52131532 is about 373.5655588204.

Adding to 52131532 its reverse (23513125), we get a palindrome (75644657).

The spelling of 52131532 in words is "fifty-two million, one hundred thirty-one thousand, five hundred thirty-two".