6920479320 has 32 divisors (see below), whose sum is σ = 20761438320. Its totient is φ = 1845461120.

The previous prime is 6920479309. The next prime is 6920479337. The reversal of 6920479320 is 239740296.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28835211 + ... + 28835450.

Almost surely, 2^6920479320 is an apocalyptic number.

6920479320 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6920479320 is an abundant number, since it is smaller than the sum of its proper divisors (13840959000).

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

6920479320 is a wasteful number, since it uses less digits than its factorization.

6920479320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57670675 (or 57670671 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 42.

The square root of 6920479320 is about 83189.4183174759. The cubic root of 6920479320 is about 1905.6598839573.

The spelling of 6920479320 in words is "six billion, nine hundred twenty million, four hundred seventy-nine thousand, three hundred twenty".