454224643 has 4 divisors (see below), whose sum is σ = 454300000. Its totient is φ = 454149288.

The previous prime is 454224637. The next prime is 454224689. The reversal of 454224643 is 346422454.

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 454224643 - 2⁵ = 454224611 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 454224599 and 454224608.

It is not an unprimeable number, because it can be changed into a prime (454224623) 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, 27768 + ... + 40981.

It is an arithmetic number, because the mean of its divisors is an integer number (113575000).

Almost surely, 2^454224643 is an apocalyptic number.

454224643 is a deficient number, since it is larger than the sum of its proper divisors (75357).

454224643 is an equidigital number, since it uses as much as digits as its factorization.

454224643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75356.

The product of its digits is 92160, while the sum is 34.

The square root of 454224643 is about 21312.5466099197. The cubic root of 454224643 is about 768.7000289372.

The spelling of 454224643 in words is "four hundred fifty-four million, two hundred twenty-four thousand, six hundred forty-three".