4493455 has 4 divisors (see below), whose sum is σ = 5392152. Its totient is φ = 3594760.

The previous prime is 4493417. The next prime is 4493459. The reversal of 4493455 is 5543944.

It is a happy number.

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

It is not a de Polignac number, because 4493455 - 2¹¹ = 4491407 is a prime.

It is a super-2 number, since 2×4493455² = 40382275674050, which contains 22 as substring.

It is a Duffinian number.

4493455 is a lucky number.

It is a plaindrome in base 11.

It is a self number, because there is not a number n which added to its sum of digits gives 4493455.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4493459) 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, 449341 + ... + 449350.

It is an arithmetic number, because the mean of its divisors is an integer number (1348038).

Almost surely, 2^4493455 is an apocalyptic number.

4493455 is a deficient number, since it is larger than the sum of its proper divisors (898697).

4493455 is an equidigital number, since it uses as much as digits as its factorization.

4493455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 898696.

The product of its digits is 43200, while the sum is 34.

The square root of 4493455 is about 2119.7771109246. Note that the first 3 decimals coincide. The cubic root of 4493455 is about 165.0162824458.

The spelling of 4493455 in words is "four million, four hundred ninety-three thousand, four hundred fifty-five".