6997398 has 16 divisors (see below), whose sum is σ = 14164416. Its totient is φ = 2304200.

The previous prime is 6997379. The next prime is 6997411. The reversal of 6997398 is 8937996.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 6997398.

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, 6528 + ... + 7523.

It is an arithmetic number, because the mean of its divisors is an integer number (885276).

Almost surely, 2^6997398 is an apocalyptic number.

6997398 is an abundant number, since it is smaller than the sum of its proper divisors (7167018).

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

6997398 is a wasteful number, since it uses less digits than its factorization.

6997398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14139.

The product of its digits is 734832, while the sum is 51.

The square root of 6997398 is about 2645.2595335808. The cubic root of 6997398 is about 191.2694132116.

The spelling of 6997398 in words is "six million, nine hundred ninety-seven thousand, three hundred ninety-eight".