6959988 has 72 divisors (see below), whose sum is σ = 20442240. Its totient is φ = 1955520.

The previous prime is 6959983. The next prime is 6959989. The reversal of 6959988 is 8899596.

6959988 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6959983) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17698 + ... + 18086.

It is an arithmetic number, because the mean of its divisors is an integer number (283920).

Almost surely, 2^6959988 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6959988, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10221120).

6959988 is an abundant number, since it is smaller than the sum of its proper divisors (13482252).

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

6959988 is a wasteful number, since it uses less digits than its factorization.

6959988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477 (or 472 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 54.

The square root of 6959988 is about 2638.1789173595. The cubic root of 6959988 is about 190.9279444584.

The spelling of 6959988 in words is "six million, nine hundred fifty-nine thousand, nine hundred eighty-eight".