3898873 has 4 divisors (see below), whose sum is σ = 4253328. Its totient is φ = 3544420.

The previous prime is 3898871. The next prime is 3898879. The reversal of 3898873 is 3788983.

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: 3788983 = 11 ⋅344453.

It is not a de Polignac number, because 3898873 - 2¹ = 3898871 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3898871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 177211 + ... + 177232.

It is an arithmetic number, because the mean of its divisors is an integer number (1063332).

Almost surely, 2^3898873 is an apocalyptic number.

It is an amenable number.

3898873 is a deficient number, since it is larger than the sum of its proper divisors (354455).

3898873 is a wasteful number, since it uses less digits than its factorization.

3898873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354454.

The product of its digits is 290304, while the sum is 46.

The square root of 3898873 is about 1974.5564058796. The cubic root of 3898873 is about 157.3909280943.

The spelling of 3898873 in words is "three million, eight hundred ninety-eight thousand, eight hundred seventy-three".