6998717238 has 16 divisors (see below), whose sum is σ = 14322956736. Its totient is φ = 2278652040.

The previous prime is 6998717221. The next prime is 6998717303. The reversal of 6998717238 is 8327178996.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13563148 + ... + 13563663.

It is an arithmetic number, because the mean of its divisors is an integer number (895184796).

Almost surely, 2^6998717238 is an apocalyptic number.

6998717238 is an abundant number, since it is smaller than the sum of its proper divisors (7324239498).

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

6998717238 is a wasteful number, since it uses less digits than its factorization.

6998717238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27126859.

The product of its digits is 9144576, while the sum is 60.

The square root of 6998717238 is about 83658.3363329680. The cubic root of 6998717238 is about 1912.8143263279.

The spelling of 6998717238 in words is "six billion, nine hundred ninety-eight million, seven hundred seventeen thousand, two hundred thirty-eight".