545356 has 12 divisors (see below), whose sum is σ = 1090768. Its totient is φ = 233712.

The previous prime is 545329. The next prime is 545371. The reversal of 545356 is 653545.

545356 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 19477 = 545356 / (5 + 4 + 5 + 3 + 5 + 6).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9711 + ... + 9766.

2⁵⁴⁵³⁵⁶ is an apocalyptic number.

It is an amenable number.

545356 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

545356 is a wasteful number, since it uses less digits than its factorization.

545356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19488 (or 19486 counting only the distinct ones).

The product of its digits is 9000, while the sum is 28.

The square root of 545356 is about 738.4822272743. The cubic root of 545356 is about 81.7008732635.

The spelling of 545356 in words is "five hundred forty-five thousand, three hundred fifty-six".