38968253 has 2 divisors, whose sum is σ = 38968254. Its totient is φ = 38968252.

The previous prime is 38968229. The next prime is 38968273. The reversal of 38968253 is 35286983.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25623844 + 13344409 = 5062^2 + 3653^2 .

It is a cyclic number.

It is not a de Polignac number, because 38968253 - 2⁸ = 38967997 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38968213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19484126 + 19484127.

It is an arithmetic number, because the mean of its divisors is an integer number (19484127).

Almost surely, 2^38968253 is an apocalyptic number.

It is an amenable number.

38968253 is a deficient number, since it is larger than the sum of its proper divisors (1).

38968253 is an equidigital number, since it uses as much as digits as its factorization.

38968253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 311040, while the sum is 44.

The square root of 38968253 is about 6242.4556866669. The cubic root of 38968253 is about 339.0291015529.

The spelling of 38968253 in words is "thirty-eight million, nine hundred sixty-eight thousand, two hundred fifty-three".