6670099 has 4 divisors (see below), whose sum is σ = 6812064. Its totient is φ = 6528136.

The previous prime is 6670073. The next prime is 6670109. The reversal of 6670099 is 9900766.

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

It is a cyclic number.

It is not a de Polignac number, because 6670099 - 2⁵ = 6670067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6670019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70912 + ... + 71005.

It is an arithmetic number, because the mean of its divisors is an integer number (1703016).

Almost surely, 2^6670099 is an apocalyptic number.

6670099 is a deficient number, since it is larger than the sum of its proper divisors (141965).

6670099 is a wasteful number, since it uses less digits than its factorization.

6670099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141964.

The product of its (nonzero) digits is 20412, while the sum is 37.

The square root of 6670099 is about 2582.6534804344. The cubic root of 6670099 is about 188.2394997280.

The spelling of 6670099 in words is "six million, six hundred seventy thousand, ninety-nine".