5565457 has 4 divisors (see below), whose sum is σ = 5656756. Its totient is φ = 5474160.

The previous prime is 5565449. The next prime is 5565467. The reversal of 5565457 is 7545655.

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 201601 + 5363856 = 449^2 + 2316^2 .

It is a cyclic number.

It is not a de Polignac number, because 5565457 - 2³ = 5565449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5565467) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45558 + ... + 45679.

It is an arithmetic number, because the mean of its divisors is an integer number (1414189).

Almost surely, 2^5565457 is an apocalyptic number.

It is an amenable number.

5565457 is a deficient number, since it is larger than the sum of its proper divisors (91299).

5565457 is an equidigital number, since it uses as much as digits as its factorization.

5565457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91298.

The product of its digits is 105000, while the sum is 37.

The square root of 5565457 is about 2359.1220824705. The cubic root of 5565457 is about 177.2149176312.

The spelling of 5565457 in words is "five million, five hundred sixty-five thousand, four hundred fifty-seven".