6709398 has 16 divisors (see below), whose sum is σ = 13471920. Its totient is φ = 2227616.

The previous prime is 6709397. The next prime is 6709463. The reversal of 6709398 is 8939076.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6709397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 465 + ... + 3692.

It is an arithmetic number, because the mean of its divisors is an integer number (841995).

Almost surely, 2^6709398 is an apocalyptic number.

6709398 is an abundant number, since it is smaller than the sum of its proper divisors (6762522).

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

6709398 is a wasteful number, since it uses less digits than its factorization.

6709398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4431.

The product of its (nonzero) digits is 81648, while the sum is 42.

The square root of 6709398 is about 2590.2505670301. The cubic root of 6709398 is about 188.6084669146.

The spelling of 6709398 in words is "six million, seven hundred nine thousand, three hundred ninety-eight".