32468021 has 2 divisors, whose sum is σ = 32468022. Its totient is φ = 32468020.

The previous prime is 32467997. The next prime is 32468039. The reversal of 32468021 is 12086423.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28622500 + 3845521 = 5350^2 + 1961^2 .

It is an emirp because it is prime and its reverse (12086423) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32468021 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32468221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16234010 + 16234011.

It is an arithmetic number, because the mean of its divisors is an integer number (16234011).

Almost surely, 2^32468021 is an apocalyptic number.

It is an amenable number.

32468021 is a deficient number, since it is larger than the sum of its proper divisors (1).

32468021 is an equidigital number, since it uses as much as digits as its factorization.

32468021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 32468021 is about 5698.0716913707. The cubic root of 32468021 is about 319.0205107962.

The spelling of 32468021 in words is "thirty-two million, four hundred sixty-eight thousand, twenty-one".