39481333 has 2 divisors, whose sum is σ = 39481334. Its totient is φ = 39481332.

The previous prime is 39481307. The next prime is 39481367. The reversal of 39481333 is 33318493.

It is an a-pointer prime, because the next prime (39481367) can be obtained adding 39481333 to its sum of digits (34).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21316689 + 18164644 = 4617^2 + 4262^2 .

It is a cyclic number.

It is not a de Polignac number, because 39481333 - 2¹⁷ = 39350261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39481433) 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, 19740666 + 19740667.

It is an arithmetic number, because the mean of its divisors is an integer number (19740667).

Almost surely, 2^39481333 is an apocalyptic number.

It is an amenable number.

39481333 is a deficient number, since it is larger than the sum of its proper divisors (1).

39481333 is an equidigital number, since it uses as much as digits as its factorization.

39481333 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23328, while the sum is 34.

The square root of 39481333 is about 6283.4173027104. The cubic root of 39481333 is about 340.5105737245.

The spelling of 39481333 in words is "thirty-nine million, four hundred eighty-one thousand, three hundred thirty-three".