673453242 has 96 divisors (see below), whose sum is σ = 1824436224. Its totient is φ = 174420000.

The previous prime is 673453241. The next prime is 673453267. The reversal of 673453242 is 242354376.

It is a junction number, because it is equal to n+sod(n) for n = 673453197 and 673453206.

It is not an unprimeable number, because it can be changed into a prime (673453241) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 896367 + ... + 897117.

It is an arithmetic number, because the mean of its divisors is an integer number (19004544).

Almost surely, 2^673453242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 673453242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (912218112).

673453242 is an abundant number, since it is smaller than the sum of its proper divisors (1150982982).

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

673453242 is a wasteful number, since it uses less digits than its factorization.

673453242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1424 (or 1421 counting only the distinct ones).

The product of its digits is 120960, while the sum is 36.

The square root of 673453242 is about 25950.9776694444. The cubic root of 673453242 is about 876.5347723011.

The spelling of 673453242 in words is "six hundred seventy-three million, four hundred fifty-three thousand, two hundred forty-two".