32945401 has 2 divisors, whose sum is σ = 32945402.
Its totient is φ = 32945400.
The previous prime is 32945377. The next prime is 32945431. The reversal of 32945401 is 10454923.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 27878400 + 5067001 = 5280^2 + 2251^2
It is an emirp because it is prime and its reverse (10454923) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 32945401 - 29 = 32944889 is a prime.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 32945401.
It is not a weakly prime, because it can be changed into another prime (32945431) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16472700 + 16472701.
It is an arithmetic number, because the mean of its divisors is an integer number (16472701).
Almost surely, 232945401 is an apocalyptic number.
It is an amenable number.
32945401 is a deficient number, since it is larger than the sum of its proper divisors (1).
32945401 is an equidigital number, since it uses as much as digits as its factorization.
32945401 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 4320, while the sum is 28.
The square root of 32945401 is about 5739.8084462811.
The cubic root of 32945401 is about 320.5764382119.
The spelling of 32945401 in words is "thirty-two million, nine hundred forty-five thousand, four hundred one".