475144122 has 16 divisors (see below), whose sum is σ = 960966720. Its totient is φ = 156601632.

The previous prime is 475144073. The next prime is 475144123. The reversal of 475144122 is 221441574.

It is a self number, because there is not a number n which added to its sum of digits gives 475144122.

It is not an unprimeable number, because it can be changed into a prime (475144123) 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, 444358 + ... + 445425.

It is an arithmetic number, because the mean of its divisors is an integer number (60060420).

Almost surely, 2^475144122 is an apocalyptic number.

475144122 is an abundant number, since it is smaller than the sum of its proper divisors (485822598).

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

475144122 is a wasteful number, since it uses less digits than its factorization.

475144122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 889877.

The product of its digits is 8960, while the sum is 30.

The square root of 475144122 is about 21797.8008523796. The cubic root of 475144122 is about 780.3242800226.

Adding to 475144122 its reverse (221441574), we get a palindrome (696585696).

The spelling of 475144122 in words is "four hundred seventy-five million, one hundred forty-four thousand, one hundred twenty-two".