38979337 has 2 divisors, whose sum is σ = 38979338. Its totient is φ = 38979336.

The previous prime is 38979329. The next prime is 38979349. The reversal of 38979337 is 73397983.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29713401 + 9265936 = 5451^2 + 3044^2 .

38979337 is a truncatable prime.

It is an emirp because it is prime and its reverse (73397983) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 38979337 - 2³ = 38979329 is a prime.

It is not a weakly prime, because it can be changed into another prime (38979937) 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, 19489668 + 19489669.

It is an arithmetic number, because the mean of its divisors is an integer number (19489669).

Almost surely, 2^38979337 is an apocalyptic number.

It is an amenable number.

38979337 is a deficient number, since it is larger than the sum of its proper divisors (1).

38979337 is an equidigital number, since it uses as much as digits as its factorization.

38979337 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 857304, while the sum is 49.

The square root of 38979337 is about 6243.3434151903. The cubic root of 38979337 is about 339.0612426083.

The spelling of 38979337 in words is "thirty-eight million, nine hundred seventy-nine thousand, three hundred thirty-seven".