454222023 has 4 divisors (see below), whose sum is σ = 605629368. Its totient is φ = 302814680.

The previous prime is 454222019. The next prime is 454222039. The reversal of 454222023 is 320222454.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 454222023 - 2² = 454222019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 454221984 and 454222002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454212023) 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, 75703668 + ... + 75703673.

It is an arithmetic number, because the mean of its divisors is an integer number (151407342).

Almost surely, 2^454222023 is an apocalyptic number.

454222023 is a deficient number, since it is larger than the sum of its proper divisors (151407345).

454222023 is a wasteful number, since it uses less digits than its factorization.

454222023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151407344.

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 454222023 is about 21312.4851436898. The cubic root of 454222023 is about 768.6985509623.

Adding to 454222023 its reverse (320222454), we get a palindrome (774444477).

It can be divided in two parts, 4542 and 22023, that added together give a triangular number (26565 = T₂₃₀).

The spelling of 454222023 in words is "four hundred fifty-four million, two hundred twenty-two thousand, twenty-three".