545406522 has 16 divisors (see below), whose sum is σ = 1106177472. Its totient is φ = 179241440.

The previous prime is 545406493. The next prime is 545406553. The reversal of 545406522 is 225604545.

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, 639723 + ... + 640574.

It is an arithmetic number, because the mean of its divisors is an integer number (69136092).

Almost surely, 2^545406522 is an apocalyptic number.

545406522 is an abundant number, since it is smaller than the sum of its proper divisors (560770950).

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

545406522 is a wasteful number, since it uses less digits than its factorization.

545406522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1280373.

The product of its (nonzero) digits is 48000, while the sum is 33.

The square root of 545406522 is about 23353.9401814769. The cubic root of 545406522 is about 817.0339611954.

The spelling of 545406522 in words is "five hundred forty-five million, four hundred six thousand, five hundred twenty-two".