6698898 has 24 divisors (see below), whose sum is σ = 14754636. Its totient is φ = 2196000.

The previous prime is 6698897. The next prime is 6698899. The reversal of 6698898 is 8988966.

It is an interprime number because it is at equal distance from previous prime (6698897) and next prime (6698899).

It can be written as a sum of positive squares in 2 ways, for example, as 6335289 + 363609 = 2517^2 + 603^2 .

It is not an unprimeable number, because it can be changed into a prime (6698897) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1953 + ... + 4148.

Almost surely, 2^6698898 is an apocalyptic number.

6698898 is an abundant number, since it is smaller than the sum of its proper divisors (8055738).

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

6698898 is a wasteful number, since it uses less digits than its factorization.

6698898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6170 (or 6167 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 54.

The square root of 6698898 is about 2588.2229424839. Note that the first 3 decimals coincide. The cubic root of 6698898 is about 188.5100267423.

The spelling of 6698898 in words is "six million, six hundred ninety-eight thousand, eight hundred ninety-eight".