3908969 has 8 divisors (see below), whose sum is σ = 3991680. Its totient is φ = 3827296.

The previous prime is 3908921. The next prime is 3909019. The reversal of 3908969 is 9698093.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3908969 is a prime.

It is a super-2 number, since 2×3908969² = 30560077285922, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3908369) 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 7 ways as a sum of consecutive naturals, for example, 14732 + ... + 14994.

It is an arithmetic number, because the mean of its divisors is an integer number (498960).

Almost surely, 2^3908969 is an apocalyptic number.

It is an amenable number.

3908969 is a deficient number, since it is larger than the sum of its proper divisors (82711).

3908969 is a wasteful number, since it uses less digits than its factorization.

3908969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519.

The product of its (nonzero) digits is 104976, while the sum is 44.

The square root of 3908969 is about 1977.1112765851. Note that the first 3 decimals coincide. The cubic root of 3908969 is about 157.5266638321.

The spelling of 3908969 in words is "three million, nine hundred eight thousand, nine hundred sixty-nine".