4520465 has 4 divisors (see below), whose sum is σ = 5424564. Its totient is φ = 3616368.

The previous prime is 4520449. The next prime is 4520497. The reversal of 4520465 is 5640254.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5640254 = 2 ⋅2820127.

It can be written as a sum of positive squares in 2 ways, for example, as 1164241 + 3356224 = 1079^2 + 1832^2 .

It is a cyclic number.

It is not a de Polignac number, because 4520465 - 2⁴ = 4520449 is a prime.

It is a Duffinian number.

It is a Curzon 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, 452042 + ... + 452051.

It is an arithmetic number, because the mean of its divisors is an integer number (1356141).

Almost surely, 2^4520465 is an apocalyptic number.

It is an amenable number.

4520465 is a deficient number, since it is larger than the sum of its proper divisors (904099).

4520465 is an equidigital number, since it uses as much as digits as its factorization.

4520465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 904098.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 4520465 is about 2126.1385185354. The cubic root of 4520465 is about 165.3462578599.

The spelling of 4520465 in words is "four million, five hundred twenty thousand, four hundred sixty-five".