3993955862 has 8 divisors (see below), whose sum is σ = 6451774896. Its totient is φ = 1843364232.

The previous prime is 3993955859. The next prime is 3993955879. The reversal of 3993955862 is 2685593993.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76806818 + ... + 76806869.

It is an arithmetic number, because the mean of its divisors is an integer number (806471862).

Almost surely, 2^3993955862 is an apocalyptic number.

3993955862 is a deficient number, since it is larger than the sum of its proper divisors (2457819034).

3993955862 is a wasteful number, since it uses less digits than its factorization.

3993955862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153613702.

The product of its digits is 15746400, while the sum is 59.

The square root of 3993955862 is about 63197.7520328057. The cubic root of 3993955862 is about 1586.6011096677.

The spelling of 3993955862 in words is "three billion, nine hundred ninety-three million, nine hundred fifty-five thousand, eight hundred sixty-two".