32663401 has 4 divisors (see below), whose sum is σ = 32678100. Its totient is φ = 32648704.

The previous prime is 32663387. The next prime is 32663417. The reversal of 32663401 is 10436623.

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

It can be written as a sum of positive squares in 2 ways, for example, as 18071001 + 14592400 = 4251^2 + 3820^2 .

It is a cyclic number.

It is not a de Polignac number, because 32663401 - 2⁵ = 32663369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32663431) 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, 3256 + ... + 8713.

It is an arithmetic number, because the mean of its divisors is an integer number (8169525).

Almost surely, 2^32663401 is an apocalyptic number.

It is an amenable number.

32663401 is a deficient number, since it is larger than the sum of its proper divisors (14699).

32663401 is a wasteful number, since it uses less digits than its factorization.

32663401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14698.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 32663401 is about 5715.1903730322. The cubic root of 32663401 is about 319.6591455244.

The spelling of 32663401 in words is "thirty-two million, six hundred sixty-three thousand, four hundred one".