4557065 has 4 divisors (see below), whose sum is σ = 5468484. Its totient is φ = 3645648.

The previous prime is 4557053. The next prime is 4557079. The reversal of 4557065 is 5607554.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5607554 = 2 ⋅2803777.

It can be written as a sum of positive squares in 2 ways, for example, as 573049 + 3984016 = 757^2 + 1996^2 .

It is a cyclic number.

It is not a de Polignac number, because 4557065 - 2¹⁸ = 4294921 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 455702 + ... + 455711.

It is an arithmetic number, because the mean of its divisors is an integer number (1367121).

Almost surely, 2^4557065 is an apocalyptic number.

It is an amenable number.

4557065 is a deficient number, since it is larger than the sum of its proper divisors (911419).

4557065 is an equidigital number, since it uses as much as digits as its factorization.

4557065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 911418.

The product of its (nonzero) digits is 21000, while the sum is 32.

The square root of 4557065 is about 2134.7283199508. The cubic root of 4557065 is about 165.7913015760.

The spelling of 4557065 in words is "four million, five hundred fifty-seven thousand, sixty-five".