454222154 has 8 divisors (see below), whose sum is σ = 682221540. Its totient is φ = 226814976.

The previous prime is 454222081. The next prime is 454222159. The reversal of 454222154 is 451222454.

It can be written as a sum of positive squares in 2 ways, for example, as 415222129 + 39000025 = 20377^2 + 6245^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (454222159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146129 + ... + 149204.

Almost surely, 2^454222154 is an apocalyptic number.

454222154 is a deficient number, since it is larger than the sum of its proper divisors (227999386).

454222154 is a wasteful number, since it uses less digits than its factorization.

454222154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296104.

The product of its digits is 12800, while the sum is 29.

The square root of 454222154 is about 21312.4882170055. The cubic root of 454222154 is about 768.6986248611.

The spelling of 454222154 in words is "four hundred fifty-four million, two hundred twenty-two thousand, one hundred fifty-four".