5557669 has 4 divisors (see below), whose sum is σ = 5985196. Its totient is φ = 5130144.

The previous prime is 5557663. The next prime is 5557723. The reversal of 5557669 is 9667555.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9667555 = 5 ⋅1933511.

It can be written as a sum of positive squares in 2 ways, for example, as 1404225 + 4153444 = 1185^2 + 2038^2 .

It is a cyclic number.

It is not a de Polignac number, because 5557669 - 2³ = 5557661 is a prime.

It is a super-2 number, since 2×5557669² = 61775369427122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5557661) 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, 213744 + ... + 213769.

It is an arithmetic number, because the mean of its divisors is an integer number (1496299).

Almost surely, 2^5557669 is an apocalyptic number.

It is an amenable number.

5557669 is a deficient number, since it is larger than the sum of its proper divisors (427527).

5557669 is a wasteful number, since it uses less digits than its factorization.

5557669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427526.

The product of its digits is 283500, while the sum is 43.

The square root of 5557669 is about 2357.4708905944. The cubic root of 5557669 is about 177.1322173816.

It can be divided in two parts, 5557 and 669, that added together give a palindrome (6226).

The spelling of 5557669 in words is "five million, five hundred fifty-seven thousand, six hundred sixty-nine".