673505242 has 8 divisors (see below), whose sum is σ = 1016456256. Its totient is φ = 334686492.

The previous prime is 673505233. The next prime is 673505263. The reversal of 673505242 is 242505376.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×673505242² = 907218622002957128, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 673505198 and 673505207.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1032658 + ... + 1033309.

It is an arithmetic number, because the mean of its divisors is an integer number (127057032).

Almost surely, 2^673505242 is an apocalyptic number.

673505242 is a deficient number, since it is larger than the sum of its proper divisors (342951014).

673505242 is a wasteful number, since it uses less digits than its factorization.

673505242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2066132.

The product of its (nonzero) digits is 50400, while the sum is 34.

The square root of 673505242 is about 25951.9795391411. The cubic root of 673505242 is about 876.5573319643.

The spelling of 673505242 in words is "six hundred seventy-three million, five hundred five thousand, two hundred forty-two".