132572493 has 12 divisors (see below), whose sum is σ = 191593948. Its totient is φ = 88335360.

The previous prime is 132572471. The next prime is 132572509. The reversal of 132572493 is 394275231.

It can be written as a sum of positive squares in 2 ways, for example, as 62062884 + 70509609 = 7878^2 + 8397^2 .

It is not a de Polignac number, because 132572493 - 2²¹ = 130475341 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132572593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28983 + ... + 33243.

Almost surely, 2^132572493 is an apocalyptic number.

It is an amenable number.

132572493 is a deficient number, since it is larger than the sum of its proper divisors (59021455).

132572493 is a wasteful number, since it uses less digits than its factorization.

132572493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7724 (or 7721 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

The square root of 132572493 is about 11514.0128973351. The cubic root of 132572493 is about 509.8993688418.

The spelling of 132572493 in words is "one hundred thirty-two million, five hundred seventy-two thousand, four hundred ninety-three".