3099966 has 16 divisors (see below), whose sum is σ = 6234384. Its totient is φ = 1027584.

The previous prime is 3099961. The next prime is 3099977. The reversal of 3099966 is 6699903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3099961) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181 + ... + 2496.

It is an arithmetic number, because the mean of its divisors is an integer number (389649).

Almost surely, 2^3099966 is an apocalyptic number.

3099966 is an abundant number, since it is smaller than the sum of its proper divisors (3134418).

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

3099966 is a wasteful number, since it uses less digits than its factorization.

3099966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2875.

The product of its (nonzero) digits is 78732, while the sum is 42.

The square root of 3099966 is about 1760.6720307882. The cubic root of 3099966 is about 145.8094405120.

The spelling of 3099966 in words is "three million, ninety-nine thousand, nine hundred sixty-six".