6690016 has 12 divisors (see below), whose sum is σ = 13171032. Its totient is φ = 3344992.

The previous prime is 6690001. The next prime is 6690029. The reversal of 6690016 is 6100966.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 104500 + ... + 104563.

It is an arithmetic number, because the mean of its divisors is an integer number (1097586).

Almost surely, 2^6690016 is an apocalyptic number.

It is an amenable number.

6690016 is a deficient number, since it is larger than the sum of its proper divisors (6481016).

6690016 is a wasteful number, since it uses less digits than its factorization.

6690016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209073 (or 209065 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 6690016 is about 2586.5065242524. The cubic root of 6690016 is about 188.4266753910.

The spelling of 6690016 in words is "six million, six hundred ninety thousand, sixteen".