675408 has 20 divisors (see below), whose sum is σ = 1744928. Its totient is φ = 225120.

The previous prime is 675407. The next prime is 675413. The reversal of 675408 is 804576.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (675407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6988 + ... + 7083.

2⁶⁷⁵⁴⁰⁸ is an apocalyptic number.

It is an amenable number.

675408 is an abundant number, since it is smaller than the sum of its proper divisors (1069520).

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

675408 is a wasteful number, since it uses less digits than its factorization.

675408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14082 (or 14076 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 675408 is about 821.8320996408. The cubic root of 675408 is about 87.7382026494.

The spelling of 675408 in words is "six hundred seventy-five thousand, four hundred eight".