873493794 has 20 divisors (see below), whose sum is σ = 1957273494. Its totient is φ = 291164544.

The previous prime is 873493771. The next prime is 873493801. The reversal of 873493794 is 497394378.

873493794 is a `hidden beast` number, since 87 + 3 + 493 + 79 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 544615569 + 328878225 = 23337^2 + 18135^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 873493794.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2695807 + ... + 2696130.

Almost surely, 2^873493794 is an apocalyptic number.

873493794 is an abundant number, since it is smaller than the sum of its proper divisors (1083779700).

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

873493794 is a wasteful number, since it uses less digits than its factorization.

873493794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5391951 (or 5391942 counting only the distinct ones).

The product of its digits is 4572288, while the sum is 54.

The square root of 873493794 is about 29554.9284215002. The cubic root of 873493794 is about 955.9164631464.

The spelling of 873493794 in words is "eight hundred seventy-three million, four hundred ninety-three thousand, seven hundred ninety-four".