673430942 has 4 divisors (see below), whose sum is σ = 1010146416. Its totient is φ = 336715470.

The previous prime is 673430941. The next prime is 673430951. The reversal of 673430942 is 249034376.

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

It is a junction number, because it is equal to n+sod(n) for n = 673430896 and 673430905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673430941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168357734 + ... + 168357737.

It is an arithmetic number, because the mean of its divisors is an integer number (252536604).

Almost surely, 2^673430942 is an apocalyptic number.

673430942 is a deficient number, since it is larger than the sum of its proper divisors (336715474).

673430942 is a wasteful number, since it uses less digits than its factorization.

673430942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336715473.

The product of its (nonzero) digits is 108864, while the sum is 38.

The square root of 673430942 is about 25950.5480096279. The cubic root of 673430942 is about 876.5250973205.

The spelling of 673430942 in words is "six hundred seventy-three million, four hundred thirty thousand, nine hundred forty-two".