673149734 has 8 divisors (see below), whose sum is σ = 1009895040. Its totient is φ = 336518056.

The previous prime is 673149721. The next prime is 673149773. The reversal of 673149734 is 437941376.

673149734 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a Curzon number.

It is a congruent number.

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, 11609 + ... + 38484.

It is an arithmetic number, because the mean of its divisors is an integer number (126236880).

Almost surely, 2^673149734 is an apocalyptic number.

673149734 is a deficient number, since it is larger than the sum of its proper divisors (336745306).

673149734 is a wasteful number, since it uses less digits than its factorization.

673149734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56814.

The product of its digits is 381024, while the sum is 44.

The square root of 673149734 is about 25945.1292924125. The cubic root of 673149734 is about 876.4030753130.

It can be divided in two parts, 6731 and 49734, that added together give a palindrome (56465).

The spelling of 673149734 in words is "six hundred seventy-three million, one hundred forty-nine thousand, seven hundred thirty-four".