3169979 has 4 divisors (see below), whose sum is σ = 3336840. Its totient is φ = 3003120.

The previous prime is 3169963. The next prime is 3169981. The reversal of 3169979 is 9799613.

It is a happy number.

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 3169979 - 2⁴ = 3169963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3169909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83402 + ... + 83439.

It is an arithmetic number, because the mean of its divisors is an integer number (834210).

Almost surely, 2^3169979 is an apocalyptic number.

3169979 is a deficient number, since it is larger than the sum of its proper divisors (166861).

3169979 is a wasteful number, since it uses less digits than its factorization.

3169979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166860.

The product of its digits is 91854, while the sum is 44.

The square root of 3169979 is about 1780.4434840792. The cubic root of 3169979 is about 146.8989850071.

The spelling of 3169979 in words is "three million, one hundred sixty-nine thousand, nine hundred seventy-nine".