454542222 has 8 divisors (see below), whose sum is σ = 909084456. Its totient is φ = 151514072.

The previous prime is 454542211. The next prime is 454542227. The reversal of 454542222 is 222245454.

It is a sphenic number, since it is the product of 3 distinct primes.

454542222 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 454542222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454542227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37878513 + ... + 37878524.

It is an arithmetic number, because the mean of its divisors is an integer number (113635557).

Almost surely, 2^454542222 is an apocalyptic number.

454542222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

454542222 is a wasteful number, since it uses less digits than its factorization.

454542222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75757042.

The product of its digits is 25600, while the sum is 30.

The square root of 454542222 is about 21319.9958255155. The cubic root of 454542222 is about 768.8791371664.

Adding to 454542222 its reverse (222245454), we get a palindrome (676787676).

The spelling of 454542222 in words is "four hundred fifty-four million, five hundred forty-two thousand, two hundred twenty-two".