6794200391 has 24 divisors (see below), whose sum is σ = 7828648464. Its totient is φ = 5846607360.

The previous prime is 6794200381. The next prime is 6794200409. The reversal of 6794200391 is 1930024976.

It is a de Polignac number, because none of the positive numbers 2^k-6794200391 is a prime.

It is a super-2 number, since 2×6794200391² = 92322317906129105762, which contains 22 as substring.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6794200381) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 558425 + ... + 570461.

It is an arithmetic number, because the mean of its divisors is an integer number (326193686).

Almost surely, 2^6794200391 is an apocalyptic number.

6794200391 is a deficient number, since it is larger than the sum of its proper divisors (1034448073).

6794200391 is a wasteful number, since it uses less digits than its factorization.

6794200391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12191 (or 12168 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 41.

The square root of 6794200391 is about 82426.9397163330. The cubic root of 6794200391 is about 1893.9977147652.

The spelling of 6794200391 in words is "six billion, seven hundred ninety-four million, two hundred thousand, three hundred ninety-one".