6890606 has 4 divisors (see below), whose sum is σ = 10335912. Its totient is φ = 3445302.

The previous prime is 6890591. The next prime is 6890633. The reversal of 6890606 is 6060986.

It is a semiprime because it is the product of two primes.

It is a nialpdrome in base 14.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1722650 + ... + 1722653.

It is an arithmetic number, because the mean of its divisors is an integer number (2583978).

Almost surely, 2^6890606 is an apocalyptic number.

6890606 is a deficient number, since it is larger than the sum of its proper divisors (3445306).

6890606 is a wasteful number, since it uses less digits than its factorization.

6890606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3445305.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 6890606 is about 2624.9963809499. The cubic root of 6890606 is about 190.2913903740.

The spelling of 6890606 in words is "six million, eight hundred ninety thousand, six hundred six".