545442302 has 16 divisors (see below), whose sum is σ = 829084032. Its totient is φ = 269089560.

The previous prime is 545442301. The next prime is 545442323. The reversal of 545442302 is 203244545.

It is a super-2 number, since 2×545442302² = 595014609622118408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545442301) 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, 169553 + ... + 172739.

It is an arithmetic number, because the mean of its divisors is an integer number (51817752).

Almost surely, 2^545442302 is an apocalyptic number.

545442302 is a deficient number, since it is larger than the sum of its proper divisors (283641730).

545442302 is a wasteful number, since it uses less digits than its factorization.

545442302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4303.

The product of its (nonzero) digits is 19200, while the sum is 29.

The square root of 545442302 is about 23354.7062066728. The cubic root of 545442302 is about 817.0518272792.

Adding to 545442302 its reverse (203244545), we get a palindrome (748686847).

The spelling of 545442302 in words is "five hundred forty-five million, four hundred forty-two thousand, three hundred two".