41939549 has 2 divisors, whose sum is σ = 41939550. Its totient is φ = 41939548.

The previous prime is 41939533. The next prime is 41939563. The reversal of 41939549 is 94593914.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41925625 + 13924 = 6475^2 + 118^2 .

It is a cyclic number.

It is not a de Polignac number, because 41939549 - 2⁴ = 41939533 is a prime.

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 (41939509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20969774 + 20969775.

It is an arithmetic number, because the mean of its divisors is an integer number (20969775).

Almost surely, 2^41939549 is an apocalyptic number.

It is an amenable number.

41939549 is a deficient number, since it is larger than the sum of its proper divisors (1).

41939549 is an equidigital number, since it uses as much as digits as its factorization.

41939549 is an evil number, because the sum of its binary digits is even.

The product of its digits is 174960, while the sum is 44.

The square root of 41939549 is about 6476.0751230973. The cubic root of 41939549 is about 347.4358151386.

The spelling of 41939549 in words is "forty-one million, nine hundred thirty-nine thousand, five hundred forty-nine".