6958398 has 16 divisors (see below), whose sum is σ = 13942656. Its totient is φ = 2315160.

The previous prime is 6958379. The next prime is 6958409. The reversal of 6958398 is 8938596.

It is a d-powerful number, because it can be written as 6² + 9² + 5⁷ + 8 + 3³ + 9⁷ + 8⁷ .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5833 + ... + 6923.

It is an arithmetic number, because the mean of its divisors is an integer number (871416).

Almost surely, 2^6958398 is an apocalyptic number.

6958398 is an abundant number, since it is smaller than the sum of its proper divisors (6984258).

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

6958398 is a wasteful number, since it uses less digits than its factorization.

6958398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2159.

The product of its digits is 466560, while the sum is 48.

The square root of 6958398 is about 2637.8775559150. The cubic root of 6958398 is about 190.9134042728.

The spelling of 6958398 in words is "six million, nine hundred fifty-eight thousand, three hundred ninety-eight".