32644423 has 8 divisors (see below), whose sum is σ = 37342592. Its totient is φ = 27954936.

The previous prime is 32644421. The next prime is 32644427. The reversal of 32644423 is 32444623.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 32644423 - 2¹ = 32644421 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 32644391 and 32644400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32644421) 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, 12736 + ... + 15082.

It is an arithmetic number, because the mean of its divisors is an integer number (4667824).

Almost surely, 2^32644423 is an apocalyptic number.

32644423 is a deficient number, since it is larger than the sum of its proper divisors (4698169).

32644423 is a wasteful number, since it uses less digits than its factorization.

32644423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4341.

The product of its digits is 13824, while the sum is 28.

The square root of 32644423 is about 5713.5298196474. The cubic root of 32644423 is about 319.5972243693.

The spelling of 32644423 in words is "thirty-two million, six hundred forty-four thousand, four hundred twenty-three".