8938857 has 4 divisors (see below), whose sum is σ = 11918480. Its totient is φ = 5959236.

The previous prime is 8938849. The next prime is 8938859. The reversal of 8938857 is 7588398.

It is a happy number.

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.

It is not a de Polignac number, because 8938857 - 2³ = 8938849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8938859) 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, 1489807 + ... + 1489812.

It is an arithmetic number, because the mean of its divisors is an integer number (2979620).

Almost surely, 2^8938857 is an apocalyptic number.

It is an amenable number.

8938857 is a deficient number, since it is larger than the sum of its proper divisors (2979623).

8938857 is a wasteful number, since it uses less digits than its factorization.

8938857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2979622.

The product of its digits is 483840, while the sum is 48.

The square root of 8938857 is about 2989.7921332427. The cubic root of 8938857 is about 207.5362650120.

The spelling of 8938857 in words is "eight million, nine hundred thirty-eight thousand, eight hundred fifty-seven".