93939449 has 2 divisors, whose sum is σ = 93939450. Its totient is φ = 93939448.

The previous prime is 93939437. The next prime is 93939457. The reversal of 93939449 is 94493939.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93470224 + 469225 = 9668^2 + 685^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-93939449 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 93939397 and 93939406.

It is not a weakly prime, because it can be changed into another prime (93939049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46969724 + 46969725.

It is an arithmetic number, because the mean of its divisors is an integer number (46969725).

Almost surely, 2^93939449 is an apocalyptic number.

It is an amenable number.

93939449 is a deficient number, since it is larger than the sum of its proper divisors (1).

93939449 is an equidigital number, since it uses as much as digits as its factorization.

93939449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 944784, while the sum is 50.

The square root of 93939449 is about 9692.2365324006. The cubic root of 93939449 is about 454.5859438102.

The spelling of 93939449 in words is "ninety-three million, nine hundred thirty-nine thousand, four hundred forty-nine".