32572289 has 16 divisors (see below), whose sum is σ = 37486080. Its totient is φ = 28097280.

The previous prime is 32572279. The next prime is 32572291. The reversal of 32572289 is 98227523.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32572289 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (32572219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8387 + ... + 11639.

It is an arithmetic number, because the mean of its divisors is an integer number (2342880).

Almost surely, 2^32572289 is an apocalyptic number.

It is an amenable number.

32572289 is a deficient number, since it is larger than the sum of its proper divisors (4913791).

32572289 is a wasteful number, since it uses less digits than its factorization.

32572289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3320.

The product of its digits is 60480, while the sum is 38.

The square root of 32572289 is about 5707.2137685564. The cubic root of 32572289 is about 319.3616473496.

The spelling of 32572289 in words is "thirty-two million, five hundred seventy-two thousand, two hundred eighty-nine".