673454304 has 96 divisors (see below), whose sum is σ = 2010032640. Its totient is φ = 219252096.

The previous prime is 673454263. The next prime is 673454321. The reversal of 673454304 is 403454376.

It is a happy number.

673454304 is a `hidden beast` number, since 6 + 7 + 345 + 4 + 304 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×673454304² = 907081399152248832, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28089 + ... + 46215.

It is an arithmetic number, because the mean of its divisors is an integer number (20937840).

Almost surely, 2^673454304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 673454304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1005016320).

673454304 is an abundant number, since it is smaller than the sum of its proper divisors (1336578336).

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

673454304 is a wasteful number, since it uses less digits than its factorization.

673454304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18189 (or 18175 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 36.

The square root of 673454304 is about 25950.9981310931. The cubic root of 673454304 is about 876.5352330504.

The spelling of 673454304 in words is "six hundred seventy-three million, four hundred fifty-four thousand, three hundred four".