675904 has 28 divisors (see below), whose sum is σ = 1371600. Its totient is φ = 330368.

The previous prime is 675889. The next prime is 675923. The reversal of 675904 is 409576.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 675904.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3687 + ... + 3865.

2⁶⁷⁵⁹⁰⁴ is an apocalyptic number.

675904 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 675904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (685800).

675904 is an abundant number, since it is smaller than the sum of its proper divisors (695696).

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

675904 is a wasteful number, since it uses less digits than its factorization.

675904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250 (or 240 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 675904 is about 822.1338090603. The cubic root of 675904 is about 87.7596748558.

The spelling of 675904 in words is "six hundred seventy-five thousand, nine hundred four".