3997791350 has 24 divisors (see below), whose sum is σ = 8498162928. Its totient is φ = 1370671200.

The previous prime is 3997791319. The next prime is 3997791353. The reversal of 3997791350 is 531977993.

It is a junction number, because it is equal to n+sod(n) for n = 3997791292 and 3997791301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3997791353) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5710781 + ... + 5711480.

It is an arithmetic number, because the mean of its divisors is an integer number (354090122).

Almost surely, 2^3997791350 is an apocalyptic number.

3997791350 is an abundant number, since it is smaller than the sum of its proper divisors (4500371578).

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

3997791350 is a wasteful number, since it uses less digits than its factorization.

3997791350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11422280 (or 11422275 counting only the distinct ones).

The product of its (nonzero) digits is 1607445, while the sum is 53.

The square root of 3997791350 is about 63228.0898810015. The cubic root of 3997791350 is about 1587.1088303992.

The spelling of 3997791350 in words is "three billion, nine hundred ninety-seven million, seven hundred ninety-one thousand, three hundred fifty".