38481771 has 4 divisors (see below), whose sum is σ = 51309032. Its totient is φ = 25654512.

The previous prime is 38481749. The next prime is 38481791. The reversal of 38481771 is 17718483.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 38481771 - 2¹⁰ = 38480747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38481791) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6413626 + ... + 6413631.

It is an arithmetic number, because the mean of its divisors is an integer number (12827258).

Almost surely, 2^38481771 is an apocalyptic number.

38481771 is a deficient number, since it is larger than the sum of its proper divisors (12827261).

38481771 is a wasteful number, since it uses less digits than its factorization.

38481771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12827260.

The product of its digits is 37632, while the sum is 39.

The square root of 38481771 is about 6203.3677143951. The cubic root of 38481771 is about 337.6123697157.

The spelling of 38481771 in words is "thirty-eight million, four hundred eighty-one thousand, seven hundred seventy-one".