32329961 has 2 divisors, whose sum is σ = 32329962. Its totient is φ = 32329960.

The previous prime is 32329933. The next prime is 32329987. The reversal of 32329961 is 16992323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31416025 + 913936 = 5605^2 + 956^2 .

It is an emirp because it is prime and its reverse (16992323) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32329961 - 2¹⁸ = 32067817 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (32329061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16164980 + 16164981.

It is an arithmetic number, because the mean of its divisors is an integer number (16164981).

Almost surely, 2^32329961 is an apocalyptic number.

It is an amenable number.

32329961 is a deficient number, since it is larger than the sum of its proper divisors (1).

32329961 is an equidigital number, since it uses as much as digits as its factorization.

32329961 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17496, while the sum is 35.

The square root of 32329961 is about 5685.9441608232. The cubic root of 32329961 is about 318.5676903907.

The spelling of 32329961 in words is "thirty-two million, three hundred twenty-nine thousand, nine hundred sixty-one".