32201623 has 2 divisors, whose sum is σ = 32201624. Its totient is φ = 32201622.

The previous prime is 32201597. The next prime is 32201639. The reversal of 32201623 is 32610223.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 32201623 - 2²¹ = 30104471 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32201623.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32201683) 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, 16100811 + 16100812.

It is an arithmetic number, because the mean of its divisors is an integer number (16100812).

Almost surely, 2^32201623 is an apocalyptic number.

32201623 is a deficient number, since it is larger than the sum of its proper divisors (1).

32201623 is an equidigital number, since it uses as much as digits as its factorization.

32201623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 32201623 is about 5674.6473899265. The cubic root of 32201623 is about 318.1455993727.

Adding to 32201623 its reverse (32610223), we get a palindrome (64811846).

The spelling of 32201623 in words is "thirty-two million, two hundred one thousand, six hundred twenty-three".