4420454 has 4 divisors (see below), whose sum is σ = 6630684. Its totient is φ = 2210226.

The previous prime is 4420453. The next prime is 4420463. The reversal of 4420454 is 4540244.

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

It is a super-2 number, since 2×4420454² = 39080827132232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4420453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105112 + ... + 1105115.

It is an arithmetic number, because the mean of its divisors is an integer number (1657671).

Almost surely, 2^4420454 is an apocalyptic number.

4420454 is a deficient number, since it is larger than the sum of its proper divisors (2210230).

4420454 is a wasteful number, since it uses less digits than its factorization.

4420454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2210229.

The product of its (nonzero) digits is 2560, while the sum is 23.

The square root of 4420454 is about 2102.4875742796. The cubic root of 4420454 is about 164.1177767902.

Adding to 4420454 its reverse (4540244), we get a palindrome (8960698).

The spelling of 4420454 in words is "four million, four hundred twenty thousand, four hundred fifty-four".