38897 has 4 divisors (see below), whose sum is σ = 39396. Its totient is φ = 38400.

The previous prime is 38891. The next prime is 38903. The reversal of 38897 is 79883.

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

It is an interprime number because it is at equal distance from previous prime (38891) and next prime (38903).

It can be written as a sum of positive squares in 2 ways, for example, as 30976 + 7921 = 176^2 + 89^2 .

It is a cyclic number.

It is not a de Polignac number, because 38897 - 2⁶ = 38833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38891) 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, 104 + ... + 297.

It is an arithmetic number, because the mean of its divisors is an integer number (9849).

2³⁸⁸⁹⁷ is an apocalyptic number.

It is an amenable number.

38897 is a deficient number, since it is larger than the sum of its proper divisors (499).

38897 is an equidigital number, since it uses as much as digits as its factorization.

38897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498.

The product of its digits is 12096, while the sum is 35.

The square root of 38897 is about 197.2232237846. The cubic root of 38897 is about 33.8822338550.

It can be divided in two parts, 388 and 97, that multiplied together give a square (37636 = 194²).

The spelling of 38897 in words is "thirty-eight thousand, eight hundred ninety-seven".