545908 has 24 divisors (see below), whose sum is σ = 1098720. Its totient is φ = 234720.

The previous prime is 545899. The next prime is 545911. The reversal of 545908 is 809545.

It is a self number, because there is not a number n which added to its sum of digits gives 545908.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 510 + ... + 1162.

It is an arithmetic number, because the mean of its divisors is an integer number (45780).

2⁵⁴⁵⁹⁰⁸ is an apocalyptic number.

It is an amenable number.

545908 is an abundant number, since it is smaller than the sum of its proper divisors (552812).

It is a weird number, because it is abundant, but not a pseudoperfect number.

545908 is a wasteful number, since it uses less digits than its factorization.

545908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 687 (or 685 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 545908 is about 738.8558722782. The cubic root of 545908 is about 81.7284293764.

The spelling of 545908 in words is "five hundred forty-five thousand, nine hundred eight".