38654897 has 2 divisors, whose sum is σ = 38654898. Its totient is φ = 38654896.

The previous prime is 38654867. The next prime is 38654909. The reversal of 38654897 is 79845683.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35236096 + 3418801 = 5936^2 + 1849^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38654897 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (38654827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19327448 + 19327449.

It is an arithmetic number, because the mean of its divisors is an integer number (19327449).

Almost surely, 2^38654897 is an apocalyptic number.

It is an amenable number.

38654897 is a deficient number, since it is larger than the sum of its proper divisors (1).

38654897 is an equidigital number, since it uses as much as digits as its factorization.

38654897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1451520, while the sum is 50.

The square root of 38654897 is about 6217.3062494942. The cubic root of 38654897 is about 338.1179081655.

The spelling of 38654897 in words is "thirty-eight million, six hundred fifty-four thousand, eight hundred ninety-seven".