545328946 has 16 divisors (see below), whose sum is σ = 850459680. Its totient is φ = 262041120.

The previous prime is 545328923. The next prime is 545328947. The reversal of 545328946 is 649823545.

It is a junction number, because it is equal to n+sod(n) for n = 545328896 and 545328905.

It is not an unprimeable number, because it can be changed into a prime (545328947) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44136 + ... + 55123.

It is an arithmetic number, because the mean of its divisors is an integer number (53153730).

Almost surely, 2^545328946 is an apocalyptic number.

545328946 is a deficient number, since it is larger than the sum of its proper divisors (305130734).

545328946 is a wasteful number, since it uses less digits than its factorization.

545328946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99369.

The product of its digits is 1036800, while the sum is 46.

The square root of 545328946 is about 23352.2792463605. The cubic root of 545328946 is about 816.9952223652.

The spelling of 545328946 in words is "five hundred forty-five million, three hundred twenty-eight thousand, nine hundred forty-six".