5557765 has 4 divisors (see below), whose sum is σ = 6669324. Its totient is φ = 4446208.

The previous prime is 5557757. The next prime is 5557781. The reversal of 5557765 is 5677555.

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

It can be written as a sum of positive squares in 2 ways, for example, as 567009 + 4990756 = 753^2 + 2234^2 .

It is a cyclic number.

It is not a de Polignac number, because 5557765 - 2³ = 5557757 is a prime.

It is a Duffinian number.

5557765 is a lucky number.

It is a congruent 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, 555772 + ... + 555781.

It is an arithmetic number, because the mean of its divisors is an integer number (1667331).

Almost surely, 2^5557765 is an apocalyptic number.

It is an amenable number.

5557765 is a deficient number, since it is larger than the sum of its proper divisors (1111559).

5557765 is a wasteful number, since it uses less digits than its factorization.

5557765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111558.

The product of its digits is 183750, while the sum is 40.

The square root of 5557765 is about 2357.4912513093. The cubic root of 5557765 is about 177.1332372693.

The spelling of 5557765 in words is "five million, five hundred fifty-seven thousand, seven hundred sixty-five".