4455005 has 4 divisors (see below), whose sum is σ = 5346012. Its totient is φ = 3564000.

The previous prime is 4455001. The next prime is 4455007. The reversal of 4455005 is 5005544.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1207801 + 3247204 = 1099^2 + 1802^2 .

It is not a de Polignac number, because 4455005 - 2² = 4455001 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4455001) 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, 445496 + ... + 445505.

It is an arithmetic number, because the mean of its divisors is an integer number (1336503).

Almost surely, 2^4455005 is an apocalyptic number.

It is an amenable number.

4455005 is a deficient number, since it is larger than the sum of its proper divisors (891007).

4455005 is an equidigital number, since it uses as much as digits as its factorization.

4455005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 891006.

The product of its (nonzero) digits is 2000, while the sum is 23.

The square root of 4455005 is about 2110.6882763686. The cubic root of 4455005 is about 164.5442581308.

The spelling of 4455005 in words is "four million, four hundred fifty-five thousand, five".