84794791 has 4 divisors (see below), whose sum is σ = 84898152. Its totient is φ = 84691432.

The previous prime is 84794779. The next prime is 84794797. The reversal of 84794791 is 19749748.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84794791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84794797) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50440 + ... + 52093.

It is an arithmetic number, because the mean of its divisors is an integer number (21224538).

Almost surely, 2^84794791 is an apocalyptic number.

84794791 is a deficient number, since it is larger than the sum of its proper divisors (103361).

84794791 is a wasteful number, since it uses less digits than its factorization.

84794791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103360.

The product of its digits is 508032, while the sum is 49.

The square root of 84794791 is about 9208.4087116070. The cubic root of 84794791 is about 439.3288511026.

The spelling of 84794791 in words is "eighty-four million, seven hundred ninety-four thousand, seven hundred ninety-one".