173869794 has 64 divisors (see below), whose sum is σ = 447694080. Its totient is φ = 48988800.

The previous prime is 173869789. The next prime is 173869831. The reversal of 173869794 is 497968371.

It is a happy number.

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 173869794.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24444 + ... + 30744.

It is an arithmetic number, because the mean of its divisors is an integer number (6995220).

Almost surely, 2^173869794 is an apocalyptic number.

173869794 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 173869794, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (223847040).

173869794 is an abundant number, since it is smaller than the sum of its proper divisors (273824286).

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

173869794 is a wasteful number, since it uses less digits than its factorization.

173869794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6392 (or 6386 counting only the distinct ones).

The product of its digits is 2286144, while the sum is 54.

The square root of 173869794 is about 13185.9695889229. The cubic root of 173869794 is about 558.1377275937.

The spelling of 173869794 in words is "one hundred seventy-three million, eight hundred sixty-nine thousand, seven hundred ninety-four".