32336981 has 2 divisors, whose sum is σ = 32336982. Its totient is φ = 32336980.

The previous prime is 32336971. The next prime is 32337013. The reversal of 32336981 is 18963323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22515025 + 9821956 = 4745^2 + 3134^2 .

It is an emirp because it is prime and its reverse (18963323) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32336981 - 2¹⁴ = 32320597 is a prime.

It is a super-2 number, since 2×32336981² = 2091360680388722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen 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 (32336971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16168490 + 16168491.

It is an arithmetic number, because the mean of its divisors is an integer number (16168491).

Almost surely, 2^32336981 is an apocalyptic number.

It is an amenable number.

32336981 is a deficient number, since it is larger than the sum of its proper divisors (1).

32336981 is an equidigital number, since it uses as much as digits as its factorization.

32336981 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23328, while the sum is 35.

The square root of 32336981 is about 5686.5614390421. The cubic root of 32336981 is about 318.5907462319.

The spelling of 32336981 in words is "thirty-two million, three hundred thirty-six thousand, nine hundred eighty-one".