6398690592 has 96 divisors (see below), whose sum is σ = 19213286400. Its totient is φ = 1826558208.

The previous prime is 6398690579. The next prime is 6398690609. The reversal of 6398690592 is 2950968936.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 882759 + ... + 889977.

It is an arithmetic number, because the mean of its divisors is an integer number (200138400).

Almost surely, 2^6398690592 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 6398690592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9606643200).

6398690592 is an abundant number, since it is smaller than the sum of its proper divisors (12814595808).

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

6398690592 is a wasteful number, since it uses less digits than its factorization.

6398690592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8558 (or 8550 counting only the distinct ones).

The product of its (nonzero) digits is 6298560, while the sum is 57.

The square root of 6398690592 is about 79991.8157813660. The cubic root of 6398690592 is about 1856.5089053599.

The spelling of 6398690592 in words is "six billion, three hundred ninety-eight million, six hundred ninety thousand, five hundred ninety-two".