673742454 has 96 divisors (see below), whose sum is σ = 1720922112. Its totient is φ = 173880000.

The previous prime is 673742441. The next prime is 673742491. The reversal of 673742454 is 454247376.

673742454 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 584779 + ... + 585929.

It is an arithmetic number, because the mean of its divisors is an integer number (17926272).

Almost surely, 2^673742454 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 673742454, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (860461056).

673742454 is an abundant number, since it is smaller than the sum of its proper divisors (1047179658).

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

673742454 is a wasteful number, since it uses less digits than its factorization.

673742454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1362 (or 1355 counting only the distinct ones).

The product of its digits is 564480, while the sum is 42.

The square root of 673742454 is about 25956.5493469375. The cubic root of 673742454 is about 876.6602292141.

The spelling of 673742454 in words is "six hundred seventy-three million, seven hundred forty-two thousand, four hundred fifty-four".