32670401 has 2 divisors, whose sum is σ = 32670402. Its totient is φ = 32670400.

The previous prime is 32670349. The next prime is 32670403. The reversal of 32670401 is 10407623.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20939776 + 11730625 = 4576^2 + 3425^2 .

It is an emirp because it is prime and its reverse (10407623) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32670401 is a prime.

Together with 32670403, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (32670403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16335200 + 16335201.

It is an arithmetic number, because the mean of its divisors is an integer number (16335201).

Almost surely, 2^32670401 is an apocalyptic number.

It is an amenable number.

32670401 is a deficient number, since it is larger than the sum of its proper divisors (1).

32670401 is an equidigital number, since it uses as much as digits as its factorization.

32670401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 32670401 is about 5715.8027432724. The cubic root of 32670401 is about 319.6819789723.

The spelling of 32670401 in words is "thirty-two million, six hundred seventy thousand, four hundred one".