6943998 has 8 divisors (see below), whose sum is σ = 13888008. Its totient is φ = 2314664.

The previous prime is 6943991. The next prime is 6944009. The reversal of 6943998 is 8993496.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

6943998 is an admirable number.

It is a d-powerful number, because it can be written as 6⁶ + 9² + 4⁷ + 3³ + 9³ + 9⁷ + 8⁷ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6943991) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 578661 + ... + 578672.

It is an arithmetic number, because the mean of its divisors is an integer number (1736001).

Almost surely, 2^6943998 is an apocalyptic number.

6943998 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

6943998 is a wasteful number, since it uses less digits than its factorization.

6943998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1157338.

The product of its digits is 419904, while the sum is 48.

The square root of 6943998 is about 2635.1466752346. The cubic root of 6943998 is about 190.7816185941.

The spelling of 6943998 in words is "six million, nine hundred forty-three thousand, nine hundred ninety-eight".