38756971 has 8 divisors (see below), whose sum is σ = 42614784. Its totient is φ = 34954920.

The previous prime is 38756959. The next prime is 38756981. The reversal of 38756971 is 17965783.

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

It is not a de Polignac number, because 38756971 - 2⁷ = 38756843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38756911) 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, 12475 + ... + 15268.

It is an arithmetic number, because the mean of its divisors is an integer number (5326848).

Almost surely, 2^38756971 is an apocalyptic number.

38756971 is a deficient number, since it is larger than the sum of its proper divisors (3857813).

38756971 is a wasteful number, since it uses less digits than its factorization.

38756971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27881.

The product of its digits is 317520, while the sum is 46.

The square root of 38756971 is about 6225.5096980087. The cubic root of 38756971 is about 338.4152634433.

It can be divided in two parts, 387569 and 71, that added together give a triangular number (387640 = T₈₈₀).

The spelling of 38756971 in words is "thirty-eight million, seven hundred fifty-six thousand, nine hundred seventy-one".