6988536 has 48 divisors (see below), whose sum is σ = 19585800. Its totient is φ = 2248512.

The previous prime is 6988511. The next prime is 6988537. The reversal of 6988536 is 6358896.

It is a junction number, because it is equal to n+sod(n) for n = 6988491 and 6988500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6988537) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 415 + ... + 3761.

Almost surely, 2^6988536 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 6988536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9792900).

6988536 is an abundant number, since it is smaller than the sum of its proper divisors (12597264).

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

6988536 is a wasteful number, since it uses less digits than its factorization.

6988536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3388 (or 3381 counting only the distinct ones).

The product of its digits is 311040, while the sum is 45.

The square root of 6988536 is about 2643.5839309543. The cubic root of 6988536 is about 191.1886333935.

The spelling of 6988536 in words is "six million, nine hundred eighty-eight thousand, five hundred thirty-six".