6690633 has 8 divisors (see below), whose sum is σ = 8934528. Its totient is φ = 4453584.

The previous prime is 6690623. The next prime is 6690643. The reversal of 6690633 is 3360966.

6690633 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (6690623) and next prime (6690643).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6690633 - 2⁵ = 6690601 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6690594 and 6690603.

It is not an unprimeable number, because it can be changed into a prime (6690623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1360 + ... + 3902.

It is an arithmetic number, because the mean of its divisors is an integer number (1116816).

Almost surely, 2^6690633 is an apocalyptic number.

It is an amenable number.

6690633 is a deficient number, since it is larger than the sum of its proper divisors (2243895).

6690633 is a wasteful number, since it uses less digits than its factorization.

6690633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3423.

The product of its (nonzero) digits is 17496, while the sum is 33.

The square root of 6690633 is about 2586.6257943506. The cubic root of 6690633 is about 188.4324678876.

The spelling of 6690633 in words is "six million, six hundred ninety thousand, six hundred thirty-three".