3929293969 has 4 divisors (see below), whose sum is σ = 3964066596. Its totient is φ = 3894521344.

The previous prime is 3929293967. The next prime is 3929294011. The reversal of 3929293969 is 9693929293.

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

It can be written as a sum of positive squares in 2 ways, for example, as 182385025 + 3746908944 = 13505^2 + 61212^2 .

It is a cyclic number.

It is not a de Polignac number, because 3929293969 - 2¹ = 3929293967 is a prime.

It is a super-2 number, since 2×3929293969² = 30878702189639545922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3929293967) 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, 17386144 + ... + 17386369.

It is an arithmetic number, because the mean of its divisors is an integer number (991016649).

Almost surely, 2^3929293969 is an apocalyptic number.

It is an amenable number.

3929293969 is a deficient number, since it is larger than the sum of its proper divisors (34772627).

3929293969 is a wasteful number, since it uses less digits than its factorization.

3929293969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34772626.

The product of its digits is 12754584, while the sum is 61.

The square root of 3929293969 is about 62684.0806664659. The cubic root of 3929293969 is about 1577.9921577892.

The spelling of 3929293969 in words is "three billion, nine hundred twenty-nine million, two hundred ninety-three thousand, nine hundred sixty-nine".