545476 has 24 divisors (see below), whose sum is σ = 1016064. Its totient is φ = 255840.

The previous prime is 545473. The next prime is 545477. The reversal of 545476 is 674545.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (545473) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 6531 + ... + 6613.

It is an arithmetic number, because the mean of its divisors is an integer number (42336).

2⁵⁴⁵⁴⁷⁶ is an apocalyptic number.

It is an amenable number.

545476 is a deficient number, since it is larger than the sum of its proper divisors (470588).

545476 is a wasteful number, since it uses less digits than its factorization.

545476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171 (or 169 counting only the distinct ones).

The product of its digits is 16800, while the sum is 31.

The square root of 545476 is about 738.5634705291. The cubic root of 545476 is about 81.7068653040.

The spelling of 545476 in words is "five hundred forty-five thousand, four hundred seventy-six".