38284399 has 2 divisors, whose sum is σ = 38284400. Its totient is φ = 38284398.

The previous prime is 38284387. The next prime is 38284423. The reversal of 38284399 is 99348283.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 38284399 - 2²¹ = 36187247 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 (38204399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19142199 + 19142200.

It is an arithmetic number, because the mean of its divisors is an integer number (19142200).

Almost surely, 2^38284399 is an apocalyptic number.

38284399 is a deficient number, since it is larger than the sum of its proper divisors (1).

38284399 is an equidigital number, since it uses as much as digits as its factorization.

38284399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 373248, while the sum is 46.

The square root of 38284399 is about 6187.4388077782. The cubic root of 38284399 is about 337.0341783965.

It can be divided in two parts, 38284 and 399, that added together give a palindrome (38683).

The spelling of 38284399 in words is "thirty-eight million, two hundred eighty-four thousand, three hundred ninety-nine".