41239993 has 2 divisors, whose sum is σ = 41239994. Its totient is φ = 41239992.

The previous prime is 41239987. The next prime is 41240027. The reversal of 41239993 is 39993214.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40793769 + 446224 = 6387^2 + 668^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41239993 is a prime.

It is not a weakly prime, because it can be changed into another prime (41239903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20619996 + 20619997.

It is an arithmetic number, because the mean of its divisors is an integer number (20619997).

Almost surely, 2^41239993 is an apocalyptic number.

It is an amenable number.

41239993 is a deficient number, since it is larger than the sum of its proper divisors (1).

41239993 is an equidigital number, since it uses as much as digits as its factorization.

41239993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 52488, while the sum is 40.

The square root of 41239993 is about 6421.8371981856. The cubic root of 41239993 is about 345.4932187943.

The spelling of 41239993 in words is "forty-one million, two hundred thirty-nine thousand, nine hundred ninety-three".