6889157 has 8 divisors (see below), whose sum is σ = 7639392. Its totient is φ = 6159600.

The previous prime is 6889151. The next prime is 6889171. The reversal of 6889157 is 7519886.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6889157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6889151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4463 + ... + 5804.

It is an arithmetic number, because the mean of its divisors is an integer number (954924).

Almost surely, 2^6889157 is an apocalyptic number.

It is an amenable number.

6889157 is a deficient number, since it is larger than the sum of its proper divisors (750235).

6889157 is a wasteful number, since it uses less digits than its factorization.

6889157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10339.

The product of its digits is 120960, while the sum is 44.

The square root of 6889157 is about 2624.7203660581. The cubic root of 6889157 is about 190.2780508818.

The spelling of 6889157 in words is "six million, eight hundred eighty-nine thousand, one hundred fifty-seven".