4500261 has 6 divisors (see below), whose sum is σ = 6500390. Its totient is φ = 3000168.

The previous prime is 4500259. The next prime is 4500263. The reversal of 4500261 is 1620054.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4500259) and next prime (4500263).

It can be written as a sum of positive squares in only one way, i.e., 4435236 + 65025 = 2106^2 + 255^2 .

It is not a de Polignac number, because 4500261 - 2¹ = 4500259 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 (4500263) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 250006 + ... + 250023.

Almost surely, 2^4500261 is an apocalyptic number.

It is an amenable number.

4500261 is a deficient number, since it is larger than the sum of its proper divisors (2000129).

4500261 is a wasteful number, since it uses less digits than its factorization.

4500261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500035 (or 500032 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 4500261 is about 2121.3818609576. The cubic root of 4500261 is about 165.0995542460.

It can be divided in two parts, 4500 and 261, that added together give a square (4761 = 69²).

The spelling of 4500261 in words is "four million, five hundred thousand, two hundred sixty-one".