32009401 has 2 divisors, whose sum is σ = 32009402. Its totient is φ = 32009400.

The previous prime is 32009389. The next prime is 32009423. The reversal of 32009401 is 10490023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20793600 + 11215801 = 4560^2 + 3349^2 .

It is a cyclic number.

It is not a de Polignac number, because 32009401 - 2²¹ = 29912249 is a prime.

It is not a weakly prime, because it can be changed into another prime (32009431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16004700 + 16004701.

It is an arithmetic number, because the mean of its divisors is an integer number (16004701).

Almost surely, 2^32009401 is an apocalyptic number.

It is an amenable number.

32009401 is a deficient number, since it is larger than the sum of its proper divisors (1).

32009401 is an equidigital number, since it uses as much as digits as its factorization.

32009401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 32009401 is about 5657.6851273290. The cubic root of 32009401 is about 317.5112972606.

Adding to 32009401 its reverse (10490023), we get a palindrome (42499424).

The spelling of 32009401 in words is "thirty-two million, nine thousand, four hundred one".