545235222 has 32 divisors (see below), whose sum is σ = 1257696000. Its totient is φ = 154351008.

The previous prime is 545235209. The next prime is 545235239. The reversal of 545235222 is 222532545.

It is a self number, because there is not a number n which added to its sum of digits gives 545235222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54972 + ... + 64127.

It is an arithmetic number, because the mean of its divisors is an integer number (39303000).

Almost surely, 2^545235222 is an apocalyptic number.

545235222 is an abundant number, since it is smaller than the sum of its proper divisors (712460778).

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

545235222 is a wasteful number, since it uses less digits than its factorization.

545235222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119220.

The product of its digits is 24000, while the sum is 30.

The square root of 545235222 is about 23350.2724181111. The cubic root of 545235222 is about 816.9484148692.

Adding to 545235222 its reverse (222532545), we get a palindrome (767767767).

The spelling of 545235222 in words is "five hundred forty-five million, two hundred thirty-five thousand, two hundred twenty-two".