791684340 has 48 divisors (see below), whose sum is σ = 2293159680. Its totient is φ = 203835520.

The previous prime is 791684321. The next prime is 791684347. The reversal of 791684340 is 43486197.

It is a junction number, because it is equal to n+sod(n) for n = 791684292 and 791684301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (791684347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 225756 + ... + 229235.

It is an arithmetic number, because the mean of its divisors is an integer number (47774160).

Almost surely, 2^791684340 is an apocalyptic number.

It is an amenable number.

791684340 is an abundant number, since it is smaller than the sum of its proper divisors (1501475340).

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

791684340 is a wasteful number, since it uses less digits than its factorization.

791684340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455032 (or 455030 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 791684340 is about 28136.8857551791. The cubic root of 791684340 is about 925.0900676846.

The spelling of 791684340 in words is "seven hundred ninety-one million, six hundred eighty-four thousand, three hundred forty".