6898164 has 48 divisors (see below), whose sum is σ = 19813248. Its totient is φ = 1819008.

The previous prime is 6898163. The next prime is 6898181. The reversal of 6898164 is 4618986.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6898163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2067 + ... + 4250.

It is an arithmetic number, because the mean of its divisors is an integer number (412776).

Almost surely, 2^6898164 is an apocalyptic number.

It is an amenable number.

6898164 is an abundant number, since it is smaller than the sum of its proper divisors (12915084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6898164 is a wasteful number, since it uses less digits than its factorization.

6898164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6344 (or 6342 counting only the distinct ones).

The product of its digits is 82944, while the sum is 42.

The square root of 6898164 is about 2626.4356074345. The cubic root of 6898164 is about 190.3609390130.

The spelling of 6898164 in words is "six million, eight hundred ninety-eight thousand, one hundred sixty-four".