6689592 has 96 divisors (see below), whose sum is σ = 22320480. Its totient is φ = 1762560.

The previous prime is 6689591. The next prime is 6689593. The reversal of 6689592 is 2959866.

It is an interprime number because it is at equal distance from previous prime (6689591) and next prime (6689593).

It is a super-2 number, since 2×6689592² = 89501282252928, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6689591) 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, 6042 + ... + 7062.

It is an arithmetic number, because the mean of its divisors is an integer number (232505).

Almost surely, 2^6689592 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 6689592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11160240).

6689592 is an abundant number, since it is smaller than the sum of its proper divisors (15630888).

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

6689592 is a wasteful number, since it uses less digits than its factorization.

6689592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1053 (or 1046 counting only the distinct ones).

The product of its digits is 233280, while the sum is 45.

The square root of 6689592 is about 2586.4245591163. The cubic root of 6689592 is about 188.4226946034.

The spelling of 6689592 in words is "six million, six hundred eighty-nine thousand, five hundred ninety-two".