673400754 has 48 divisors (see below), whose sum is σ = 1577920344. Its totient is φ = 206323200.

The previous prime is 673400737. The next prime is 673400773. The reversal of 673400754 is 457004376.

It can be written as a sum of positive squares in 4 ways, for example, as 471107025 + 202293729 = 21705^2 + 14223^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 50424 + ... + 62364.

Almost surely, 2^673400754 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 673400754, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (788960172).

673400754 is an abundant number, since it is smaller than the sum of its proper divisors (904519590).

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

673400754 is a wasteful number, since it uses less digits than its factorization.

673400754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12203 (or 12200 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 36.

The square root of 673400754 is about 25949.9663583597. The cubic root of 673400754 is about 876.5119997463.

The spelling of 673400754 in words is "six hundred seventy-three million, four hundred thousand, seven hundred fifty-four".