545428326 has 32 divisors (see below), whose sum is σ = 1172712960. Its totient is φ = 168574176.

The previous prime is 545428321. The next prime is 545428337. The reversal of 545428326 is 623824545.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545428321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45541 + ... + 56256.

It is an arithmetic number, because the mean of its divisors is an integer number (36647280).

Almost surely, 2^545428326 is an apocalyptic number.

545428326 is an abundant number, since it is smaller than the sum of its proper divisors (627284634).

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

545428326 is a wasteful number, since it uses less digits than its factorization.

545428326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101868.

The product of its digits is 230400, while the sum is 39.

The square root of 545428326 is about 23354.4069931137. The cubic root of 545428326 is about 817.0448487141.

The spelling of 545428326 in words is "five hundred forty-five million, four hundred twenty-eight thousand, three hundred twenty-six".