454211522 has 4 divisors (see below), whose sum is σ = 681317286. Its totient is φ = 227105760.

The previous prime is 454211507. The next prime is 454211531. The reversal of 454211522 is 225112454.

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

It can be written as a sum of positive squares in only one way, i.e., 324684361 + 129527161 = 18019^2 + 11381^2 .

It is a junction number, because it is equal to n+sod(n) for n = 454211491 and 454211500.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113552879 + ... + 113552882.

Almost surely, 2^454211522 is an apocalyptic number.

454211522 is a deficient number, since it is larger than the sum of its proper divisors (227105764).

454211522 is a wasteful number, since it uses less digits than its factorization.

454211522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227105763.

The product of its digits is 3200, while the sum is 26.

The square root of 454211522 is about 21312.2387843230. The cubic root of 454211522 is about 768.6926271590.

Adding to 454211522 its reverse (225112454), we get a palindrome (679323976).

The spelling of 454211522 in words is "four hundred fifty-four million, two hundred eleven thousand, five hundred twenty-two".