38479937 has 2 divisors, whose sum is σ = 38479938. Its totient is φ = 38479936.

The previous prime is 38479933. The next prime is 38479939. The reversal of 38479937 is 73997483.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26584336 + 11895601 = 5156^2 + 3449^2 .

It is a cyclic number.

It is not a de Polignac number, because 38479937 - 2² = 38479933 is a prime.

Together with 38479939, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (38479933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19239968 + 19239969.

It is an arithmetic number, because the mean of its divisors is an integer number (19239969).

Almost surely, 2^38479937 is an apocalyptic number.

It is an amenable number.

38479937 is a deficient number, since it is larger than the sum of its proper divisors (1).

38479937 is an equidigital number, since it uses as much as digits as its factorization.

38479937 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1143072, while the sum is 50.

The square root of 38479937 is about 6203.2198897024. The cubic root of 38479937 is about 337.6070062158.

The spelling of 38479937 in words is "thirty-eight million, four hundred seventy-nine thousand, nine hundred thirty-seven".