673284842 has 16 divisors (see below), whose sum is σ = 1055134080. Its totient is φ = 321609552.

The previous prime is 673284839. The next prime is 673284853. The reversal of 673284842 is 248482376.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 673284793 and 673284802.

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 7 ways as a sum of consecutive naturals, for example, 30659 + ... + 47817.

It is an arithmetic number, because the mean of its divisors is an integer number (65945880).

Almost surely, 2^673284842 is an apocalyptic number.

673284842 is a deficient number, since it is larger than the sum of its proper divisors (381849238).

673284842 is a wasteful number, since it uses less digits than its factorization.

673284842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18037.

The product of its digits is 516096, while the sum is 44.

The square root of 673284842 is about 25947.7328874798. The cubic root of 673284842 is about 876.4617057284.

The spelling of 673284842 in words is "six hundred seventy-three million, two hundred eighty-four thousand, eight hundred forty-two".