3923293836 has 144 divisors (see below), whose sum is σ = 11718266112. Its totient is φ = 999672960.

The previous prime is 3923293811. The next prime is 3923293841. The reversal of 3923293836 is 6383923293.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 535051 + ... + 542333.

It is an arithmetic number, because the mean of its divisors is an integer number (81376848).

Almost surely, 2^3923293836 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3923293836, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5859133056).

3923293836 is an abundant number, since it is smaller than the sum of its proper divisors (7794972276).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3923293836 is a wasteful number, since it uses less digits than its factorization.

3923293836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7372 (or 7359 counting only the distinct ones).

The product of its digits is 1259712, while the sum is 48.

The square root of 3923293836 is about 62636.2022795124. The cubic root of 3923293836 is about 1577.1885370570.

The spelling of 3923293836 in words is "three billion, nine hundred twenty-three million, two hundred ninety-three thousand, eight hundred thirty-six".