6342392686 has 16 divisors (see below), whose sum is σ = 10974289536. Its totient is φ = 2692764216.

The previous prime is 6342392681. The next prime is 6342392723. The reversal of 6342392686 is 6862932436.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6342392681) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2115456 + ... + 2118451.

It is an arithmetic number, because the mean of its divisors is an integer number (685893096).

Almost surely, 2^6342392686 is an apocalyptic number.

6342392686 is a deficient number, since it is larger than the sum of its proper divisors (4631896850).

6342392686 is a wasteful number, since it uses less digits than its factorization.

6342392686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4234023.

The product of its digits is 2239488, while the sum is 49.

The square root of 6342392686 is about 79639.1404147483. The cubic root of 6342392686 is about 1851.0481215337.

The spelling of 6342392686 in words is "six billion, three hundred forty-two million, three hundred ninety-two thousand, six hundred eighty-six".