545222502 has 48 divisors (see below), whose sum is σ = 1336450752. Its totient is φ = 165217320.

The previous prime is 545222471. The next prime is 545222507. The reversal of 545222502 is 205222545.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545222507) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45648 + ... + 56339.

It is an arithmetic number, because the mean of its divisors is an integer number (27842724).

Almost surely, 2^545222502 is an apocalyptic number.

545222502 is an abundant number, since it is smaller than the sum of its proper divisors (791228250).

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

545222502 is a wasteful number, since it uses less digits than its factorization.

545222502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102015 (or 102003 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 27.

The square root of 545222502 is about 23350.0000428266. Note that the first 4 decimals coincide. The cubic root of 545222502 is about 816.9420618530.

The spelling of 545222502 in words is "five hundred forty-five million, two hundred twenty-two thousand, five hundred two".