465641222 has 4 divisors (see below), whose sum is σ = 698461836. Its totient is φ = 232820610.

The previous prime is 465641219. The next prime is 465641249. The reversal of 465641222 is 222146564.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116410304 + ... + 116410307.

It is an arithmetic number, because the mean of its divisors is an integer number (174615459).

Almost surely, 2^465641222 is an apocalyptic number.

465641222 is a deficient number, since it is larger than the sum of its proper divisors (232820614).

465641222 is a wasteful number, since it uses less digits than its factorization.

465641222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232820613.

The product of its digits is 23040, while the sum is 32.

The square root of 465641222 is about 21578.7215098578. The cubic root of 465641222 is about 775.0870367737.

Adding to 465641222 its reverse (222146564), we get a palindrome (687787786).

The spelling of 465641222 in words is "four hundred sixty-five million, six hundred forty-one thousand, two hundred twenty-two".