32530247 has 4 divisors (see below), whose sum is σ = 32834376. Its totient is φ = 32226120.

The previous prime is 32530241. The next prime is 32530271. The reversal of 32530247 is 74203523.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 32530247 - 2¹⁰ = 32529223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32530241) 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, 151904 + ... + 152117.

It is an arithmetic number, because the mean of its divisors is an integer number (8208594).

Almost surely, 2^32530247 is an apocalyptic number.

32530247 is a deficient number, since it is larger than the sum of its proper divisors (304129).

32530247 is a wasteful number, since it uses less digits than its factorization.

32530247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304128.

The product of its (nonzero) digits is 5040, while the sum is 26.

The square root of 32530247 is about 5703.5293459401. The cubic root of 32530247 is about 319.2241850706.

The spelling of 32530247 in words is "thirty-two million, five hundred thirty thousand, two hundred forty-seven".