6603696 has 90 divisors (see below), whose sum is σ = 20367620. Its totient is φ = 1995840.

The previous prime is 6603671. The next prime is 6603703. The reversal of 6603696 is 6963066.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 6603696.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 17235 + ... + 17613.

Almost surely, 2^6603696 is an apocalyptic number.

6603696 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6603696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10183810).

6603696 is an abundant number, since it is smaller than the sum of its proper divisors (13763924).

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

6603696 is a wasteful number, since it uses less digits than its factorization.

6603696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 415 (or 395 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 36.

The square root of 6603696 is about 2569.7657480790. The cubic root of 6603696 is about 187.6127535152.

It can be divided in two parts, 660 and 3696, that added together give a square (4356 = 66²).

The spelling of 6603696 in words is "six million, six hundred three thousand, six hundred ninety-six".