673242630 has 32 divisors (see below), whose sum is σ = 1619762400. Its totient is φ = 179089152.

The previous prime is 673242613. The next prime is 673242641. The reversal of 673242630 is 36242376.

It is a junction number, because it is equal to n+sod(n) for n = 673242591 and 673242600.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 15165 + ... + 39704.

It is an arithmetic number, because the mean of its divisors is an integer number (50617575).

Almost surely, 2^673242630 is an apocalyptic number.

673242630 is an abundant number, since it is smaller than the sum of its proper divisors (946519770).

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

673242630 is a wasteful number, since it uses less digits than its factorization.

673242630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55288.

The product of its (nonzero) digits is 36288, while the sum is 33.

The square root of 673242630 is about 25946.9194703340. The cubic root of 673242630 is about 876.4433885802.

The spelling of 673242630 in words is "six hundred seventy-three million, two hundred forty-two thousand, six hundred thirty".