32572266 has 16 divisors (see below), whose sum is σ = 65208288. Its totient is φ = 10846800.

The previous prime is 32572261. The next prime is 32572277. The reversal of 32572266 is 66227523.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (32572261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6321 + ... + 10251.

It is an arithmetic number, because the mean of its divisors is an integer number (4075518).

Almost surely, 2^32572266 is an apocalyptic number.

32572266 is an abundant number, since it is smaller than the sum of its proper divisors (32636022).

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

32572266 is a wasteful number, since it uses less digits than its factorization.

32572266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5317.

The product of its digits is 30240, while the sum is 33.

The square root of 32572266 is about 5707.2117535623. The cubic root of 32572266 is about 319.3615721801.

Adding to 32572266 its reverse (66227523), we get a palindrome (98799789).

The spelling of 32572266 in words is "thirty-two million, five hundred seventy-two thousand, two hundred sixty-six".