3950831320 has 16 divisors (see below), whose sum is σ = 8889370560. Its totient is φ = 1580332512.

The previous prime is 3950831267. The next prime is 3950831351. The reversal of 3950831320 is 231380593.

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, 49385352 + ... + 49385431.

It is an arithmetic number, because the mean of its divisors is an integer number (555585660).

Almost surely, 2^3950831320 is an apocalyptic number.

It is an amenable number.

3950831320 is an abundant number, since it is smaller than the sum of its proper divisors (4938539240).

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

3950831320 is a wasteful number, since it uses less digits than its factorization.

3950831320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98770794 (or 98770790 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 3950831320 is about 62855.6387287569. The cubic root of 3950831320 is about 1580.8700170239.

The spelling of 3950831320 in words is "three billion, nine hundred fifty million, eight hundred thirty-one thousand, three hundred twenty".