6690114 has 40 divisors (see below), whose sum is σ = 15259068. Its totient is φ = 2190240.

The previous prime is 6690107. The next prime is 6690119. The reversal of 6690114 is 4110966.

It can be written as a sum of positive squares in 2 ways, for example, as 6671889 + 18225 = 2583^2 + 135^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6690119) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 9544 + ... + 10220.

Almost surely, 2^6690114 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6690114, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7629534).

6690114 is an abundant number, since it is smaller than the sum of its proper divisors (8568954).

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

6690114 is a wasteful number, since it uses less digits than its factorization.

6690114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 752 (or 743 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 6690114 is about 2586.5254686548. The cubic root of 6690114 is about 188.4275954548.

The spelling of 6690114 in words is "six million, six hundred ninety thousand, one hundred fourteen".