38273971 has 4 divisors (see below), whose sum is σ = 38288944. Its totient is φ = 38259000.

The previous prime is 38273929. The next prime is 38273993. The reversal of 38273971 is 17937283.

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

It is a cyclic number.

It is not a de Polignac number, because 38273971 - 2¹¹ = 38271923 is a prime.

It is a super-2 number, since 2×38273971² = 2929793712217682, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38273671) 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, 2580 + ... + 9121.

It is an arithmetic number, because the mean of its divisors is an integer number (9572236).

Almost surely, 2^38273971 is an apocalyptic number.

38273971 is a deficient number, since it is larger than the sum of its proper divisors (14973).

38273971 is a wasteful number, since it uses less digits than its factorization.

38273971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14972.

The product of its digits is 63504, while the sum is 40.

The square root of 38273971 is about 6186.5960753875. The cubic root of 38273971 is about 337.0035748813.

The spelling of 38273971 in words is "thirty-eight million, two hundred seventy-three thousand, nine hundred seventy-one".