32564794 has 4 divisors (see below), whose sum is σ = 48847194. Its totient is φ = 16282396.

The previous prime is 32564761. The next prime is 32564797. The reversal of 32564794 is 49746523.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 49746523 = 191 ⋅260453.

It can be written as a sum of positive squares in only one way, i.e., 32433025 + 131769 = 5695^2 + 363^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (32564797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8141197 + ... + 8141200.

Almost surely, 2^32564794 is an apocalyptic number.

32564794 is a deficient number, since it is larger than the sum of its proper divisors (16282400).

32564794 is a wasteful number, since it uses less digits than its factorization.

32564794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16282399.

The product of its digits is 181440, while the sum is 40.

The square root of 32564794 is about 5706.5571056461. The cubic root of 32564794 is about 319.3371500520.

The spelling of 32564794 in words is "thirty-two million, five hundred sixty-four thousand, seven hundred ninety-four".