39061249 has 2 divisors, whose sum is σ = 39061250. Its totient is φ = 39061248.

The previous prime is 39061247. The next prime is 39061259. The reversal of 39061249 is 94216093.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20295025 + 18766224 = 4505^2 + 4332^2 .

It is a cyclic number.

It is not a de Polignac number, because 39061249 - 2¹ = 39061247 is a prime.

Together with 39061247, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (39061247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19530624 + 19530625.

It is an arithmetic number, because the mean of its divisors is an integer number (19530625).

Almost surely, 2^39061249 is an apocalyptic number.

It is an amenable number.

39061249 is a deficient number, since it is larger than the sum of its proper divisors (1).

39061249 is an equidigital number, since it uses as much as digits as its factorization.

39061249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 39061249 is about 6249.8999191987. The cubic root of 39061249 is about 339.2985799168.

The spelling of 39061249 in words is "thirty-nine million, sixty-one thousand, two hundred forty-nine".