6898158 has 24 divisors (see below), whose sum is σ = 15825888. Its totient is φ = 2164032.

The previous prime is 6898139. The next prime is 6898163. The reversal of 6898158 is 8518986.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10966 + ... + 11577.

It is an arithmetic number, because the mean of its divisors is an integer number (659412).

Almost surely, 2^6898158 is an apocalyptic number.

6898158 is an abundant number, since it is smaller than the sum of its proper divisors (8927730).

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

6898158 is a wasteful number, since it uses less digits than its factorization.

6898158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22568 (or 22565 counting only the distinct ones).

The product of its digits is 138240, while the sum is 45.

The square root of 6898158 is about 2626.4344652018. The cubic root of 6898158 is about 190.3608838212.

It can be divided in two parts, 6898 and 158, that added together give a square (7056 = 84²).

The spelling of 6898158 in words is "six million, eight hundred ninety-eight thousand, one hundred fifty-eight".