4561765 has 8 divisors (see below), whose sum is σ = 5895288. Its totient is φ = 3368640.

The previous prime is 4561747. The next prime is 4561769. The reversal of 4561765 is 5671654.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 37636 + 4524129 = 194^2 + 2127^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4561765 - 2⁷ = 4561637 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4561765.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4561769) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35026 + ... + 35155.

It is an arithmetic number, because the mean of its divisors is an integer number (736911).

Almost surely, 2^4561765 is an apocalyptic number.

It is an amenable number.

4561765 is a deficient number, since it is larger than the sum of its proper divisors (1333523).

4561765 is a wasteful number, since it uses less digits than its factorization.

4561765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70199.

The product of its digits is 25200, while the sum is 34.

The square root of 4561765 is about 2135.8288789133. The cubic root of 4561765 is about 165.8482791397.

The spelling of 4561765 in words is "four million, five hundred sixty-one thousand, seven hundred sixty-five".