38608957 has 2 divisors, whose sum is σ = 38608958. Its totient is φ = 38608956.

The previous prime is 38608943. The next prime is 38608961. The reversal of 38608957 is 75980683.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30349081 + 8259876 = 5509^2 + 2874^2 .

It is an emirp because it is prime and its reverse (75980683) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38608957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38608907) 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, 19304478 + 19304479.

It is an arithmetic number, because the mean of its divisors is an integer number (19304479).

Almost surely, 2^38608957 is an apocalyptic number.

It is an amenable number.

38608957 is a deficient number, since it is larger than the sum of its proper divisors (1).

38608957 is an equidigital number, since it uses as much as digits as its factorization.

38608957 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 362880, while the sum is 46.

The square root of 38608957 is about 6213.6106250714. The cubic root of 38608957 is about 337.9839079439.

The spelling of 38608957 in words is "thirty-eight million, six hundred eight thousand, nine hundred fifty-seven".