38897099 has 2 divisors, whose sum is σ = 38897100. Its totient is φ = 38897098.

The previous prime is 38897083. The next prime is 38897113. The reversal of 38897099 is 99079883.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 38897099 - 2⁴ = 38897083 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 38897099.

It is not a weakly prime, because it can be changed into another prime (38897039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19448549 + 19448550.

It is an arithmetic number, because the mean of its divisors is an integer number (19448550).

Almost surely, 2^38897099 is an apocalyptic number.

38897099 is a deficient number, since it is larger than the sum of its proper divisors (1).

38897099 is an equidigital number, since it uses as much as digits as its factorization.

38897099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 979776, while the sum is 53.

The square root of 38897099 is about 6236.7538832312. The cubic root of 38897099 is about 338.8226260045.

The spelling of 38897099 in words is "thirty-eight million, eight hundred ninety-seven thousand, ninety-nine".