38953289 has 2 divisors, whose sum is σ = 38953290. Its totient is φ = 38953288.

The previous prime is 38953279. The next prime is 38953297. The reversal of 38953289 is 98235983.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30162064 + 8791225 = 5492^2 + 2965^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38953289 is a prime.

It is not a weakly prime, because it can be changed into another prime (38953259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19476644 + 19476645.

It is an arithmetic number, because the mean of its divisors is an integer number (19476645).

Almost surely, 2^38953289 is an apocalyptic number.

It is an amenable number.

38953289 is a deficient number, since it is larger than the sum of its proper divisors (1).

38953289 is an equidigital number, since it uses as much as digits as its factorization.

38953289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 466560, while the sum is 47.

The square root of 38953289 is about 6241.2570048028. The cubic root of 38953289 is about 338.9856997184.

The spelling of 38953289 in words is "thirty-eight million, nine hundred fifty-three thousand, two hundred eighty-nine".