3939417669 has 32 divisors (see below), whose sum is σ = 5835732480. Its totient is φ = 2343617600.

The previous prime is 3939417661. The next prime is 3939417683. The reversal of 3939417669 is 9667149393.

It is a cyclic number.

It is not a de Polignac number, because 3939417669 - 2³ = 3939417661 is a prime.

It is a super-2 number, since 2×3939417669² = 31038023141658787122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3939417661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2064814 + ... + 2066720.

It is an arithmetic number, because the mean of its divisors is an integer number (182366640).

Almost surely, 2^3939417669 is an apocalyptic number.

It is an amenable number.

3939417669 is a deficient number, since it is larger than the sum of its proper divisors (1896314811).

3939417669 is a wasteful number, since it uses less digits than its factorization.

3939417669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3041.

The product of its digits is 6613488, while the sum is 57.

The square root of 3939417669 is about 62764.7804823693. The cubic root of 3939417669 is about 1579.3462109723.

The spelling of 3939417669 in words is "three billion, nine hundred thirty-nine million, four hundred seventeen thousand, six hundred sixty-nine".