6699072 has 112 divisors (see below), whose sum is σ = 19458432. Its totient is φ = 2027520.

The previous prime is 6699067. The next prime is 6699073. The reversal of 6699072 is 2709966.

It is a super-2 number, since 2×6699072² = 89755131322368, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6699072.

It is not an unprimeable number, because it can be changed into a prime (6699073) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 163372 + ... + 163412.

It is an arithmetic number, because the mean of its divisors is an integer number (173736).

Almost surely, 2^6699072 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 6699072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9729216).

6699072 is an abundant number, since it is smaller than the sum of its proper divisors (12759360).

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

6699072 is a wasteful number, since it uses less digits than its factorization.

6699072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116 (or 106 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 39.

The square root of 6699072 is about 2588.2565560624. The cubic root of 6699072 is about 188.5116588745.

The spelling of 6699072 in words is "six million, six hundred ninety-nine thousand, seventy-two".