38266897 has 2 divisors, whose sum is σ = 38266898. Its totient is φ = 38266896.

The previous prime is 38266853. The next prime is 38266903. The reversal of 38266897 is 79866283.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34939921 + 3326976 = 5911^2 + 1824^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38266897 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 38266897.

It is not a weakly prime, because it can be changed into another prime (38266807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19133448 + 19133449.

It is an arithmetic number, because the mean of its divisors is an integer number (19133449).

Almost surely, 2^38266897 is an apocalyptic number.

It is an amenable number.

38266897 is a deficient number, since it is larger than the sum of its proper divisors (1).

38266897 is an equidigital number, since it uses as much as digits as its factorization.

38266897 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 870912, while the sum is 49.

The square root of 38266897 is about 6186.0243290825. The cubic root of 38266897 is about 336.9828113344.

The spelling of 38266897 in words is "thirty-eight million, two hundred sixty-six thousand, eight hundred ninety-seven".