4457045 has 4 divisors (see below), whose sum is σ = 5348460. Its totient is φ = 3565632.

The previous prime is 4456997. The next prime is 4457093. The reversal of 4457045 is 5407544.

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

It is an interprime number because it is at equal distance from previous prime (4456997) and next prime (4457093).

It can be written as a sum of positive squares in 2 ways, for example, as 611524 + 3845521 = 782^2 + 1961^2 .

It is a cyclic number.

It is not a de Polignac number, because 4457045 - 2⁸ = 4456789 is a prime.

It is a d-powerful number, because it can be written as 4 + 4⁹ + 5³ + 7³ + 0 + 4¹¹ + 5³ .

It is a junction number, because it is equal to n+sod(n) for n = 4456999 and 4457017.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 445700 + ... + 445709.

It is an arithmetic number, because the mean of its divisors is an integer number (1337115).

Almost surely, 2^4457045 is an apocalyptic number.

It is an amenable number.

4457045 is a deficient number, since it is larger than the sum of its proper divisors (891415).

4457045 is an equidigital number, since it uses as much as digits as its factorization.

4457045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 891414.

The product of its (nonzero) digits is 11200, while the sum is 29.

The square root of 4457045 is about 2111.1714757452. The cubic root of 4457045 is about 164.5693698919.

The spelling of 4457045 in words is "four million, four hundred fifty-seven thousand, forty-five".