38768739 has 8 divisors (see below), whose sum is σ = 52952592. Its totient is φ = 25215360.

The previous prime is 38768713. The next prime is 38768747. The reversal of 38768739 is 93786783.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 38768739 - 2¹² = 38764643 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 38768691 and 38768700.

It is not an unprimeable number, because it can be changed into a prime (38768039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157474 + ... + 157719.

It is an arithmetic number, because the mean of its divisors is an integer number (6619074).

Almost surely, 2^38768739 is an apocalyptic number.

38768739 is a deficient number, since it is larger than the sum of its proper divisors (14183853).

38768739 is a wasteful number, since it uses less digits than its factorization.

38768739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315237.

The product of its digits is 1524096, while the sum is 51.

The square root of 38768739 is about 6226.4547697707. The cubic root of 38768739 is about 338.4495116290.

The spelling of 38768739 in words is "thirty-eight million, seven hundred sixty-eight thousand, seven hundred thirty-nine".