32664523 has 4 divisors (see below), whose sum is σ = 32676400. Its totient is φ = 32652648.

The previous prime is 32664521. The next prime is 32664529. The reversal of 32664523 is 32546623.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 32664523 - 2¹ = 32664521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32664521) 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, 553 + ... + 8101.

It is an arithmetic number, because the mean of its divisors is an integer number (8169100).

Almost surely, 2^32664523 is an apocalyptic number.

32664523 is a deficient number, since it is larger than the sum of its proper divisors (11877).

32664523 is an equidigital number, since it uses as much as digits as its factorization.

32664523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11876.

The product of its digits is 25920, while the sum is 31.

The square root of 32664523 is about 5715.2885316491. The cubic root of 32664523 is about 319.6628056194.

The spelling of 32664523 in words is "thirty-two million, six hundred sixty-four thousand, five hundred twenty-three".