38854447 has 2 divisors, whose sum is σ = 38854448. Its totient is φ = 38854446.

The previous prime is 38854441. The next prime is 38854451. The reversal of 38854447 is 74445883.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 38854447 - 2¹¹ = 38852399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38854441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19427223 + 19427224.

It is an arithmetic number, because the mean of its divisors is an integer number (19427224).

Almost surely, 2^38854447 is an apocalyptic number.

38854447 is a deficient number, since it is larger than the sum of its proper divisors (1).

38854447 is an equidigital number, since it uses as much as digits as its factorization.

38854447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 430080, while the sum is 43.

The square root of 38854447 is about 6233.3335383244. Note that the first 3 decimals coincide. The cubic root of 38854447 is about 338.6987371764.

The spelling of 38854447 in words is "thirty-eight million, eight hundred fifty-four thousand, four hundred forty-seven".