3881373 has 4 divisors (see below), whose sum is σ = 5175168. Its totient is φ = 2587580.

The previous prime is 3881363. The next prime is 3881387. The reversal of 3881373 is 3731883.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3731883 = 3 ⋅1243961.

It is a cyclic number.

It is not a de Polignac number, because 3881373 - 2⁵ = 3881341 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3881303) 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, 646893 + ... + 646898.

It is an arithmetic number, because the mean of its divisors is an integer number (1293792).

Almost surely, 2^3881373 is an apocalyptic number.

It is an amenable number.

3881373 is a deficient number, since it is larger than the sum of its proper divisors (1293795).

3881373 is a wasteful number, since it uses less digits than its factorization.

3881373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1293794.

The product of its digits is 12096, while the sum is 33.

The square root of 3881373 is about 1970.1200471037. The cubic root of 3881373 is about 157.1550930653.

The spelling of 3881373 in words is "three million, eight hundred eighty-one thousand, three hundred seventy-three".