557265 has 16 divisors (see below), whose sum is σ = 903168. Its totient is φ = 293376.

The previous prime is 557261. The next prime is 557269. The reversal of 557265 is 562755.

It is an interprime number because it is at equal distance from previous prime (557261) and next prime (557269).

It is not a de Polignac number, because 557265 - 2² = 557261 is a prime.

It is not an unprimeable number, because it can be changed into a prime (557261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1264 + ... + 1646.

It is an arithmetic number, because the mean of its divisors is an integer number (56448).

2⁵⁵⁷²⁶⁵ is an apocalyptic number.

It is an amenable number.

557265 is a deficient number, since it is larger than the sum of its proper divisors (345903).

557265 is a wasteful number, since it uses less digits than its factorization.

557265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488.

The product of its digits is 10500, while the sum is 30.

The square root of 557265 is about 746.5018419267. The cubic root of 557265 is about 82.2912998613.

Adding to 557265 its product of digits (10500), we get a palindrome (567765).

The spelling of 557265 in words is "five hundred fifty-seven thousand, two hundred sixty-five".