38320577 has 2 divisors, whose sum is σ = 38320578. Its totient is φ = 38320576.

The previous prime is 38320531. The next prime is 38320589. The reversal of 38320577 is 77502383.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35331136 + 2989441 = 5944^2 + 1729^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38320577 is a prime.

It is a super-2 number, since 2×38320577² = 2936933243225858, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (38325577) 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, 19160288 + 19160289.

It is an arithmetic number, because the mean of its divisors is an integer number (19160289).

Almost surely, 2^38320577 is an apocalyptic number.

It is an amenable number.

38320577 is a deficient number, since it is larger than the sum of its proper divisors (1).

38320577 is an equidigital number, since it uses as much as digits as its factorization.

38320577 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35280, while the sum is 35.

The square root of 38320577 is about 6190.3616211010. The cubic root of 38320577 is about 337.1403085179.

The spelling of 38320577 in words is "thirty-eight million, three hundred twenty thousand, five hundred seventy-seven".