4555669 has 4 divisors (see below), whose sum is σ = 4584844. Its totient is φ = 4526496.

The previous prime is 4555637. The next prime is 4555673. The reversal of 4555669 is 9665554.

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 1077444 + 3478225 = 1038^2 + 1865^2 .

It is a cyclic number.

It is not a de Polignac number, because 4555669 - 2⁵ = 4555637 is a prime.

It is a super-2 number, since 2×4555669² = 41508240075122, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4555619) 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, 14352 + ... + 14665.

It is an arithmetic number, because the mean of its divisors is an integer number (1146211).

Almost surely, 2^4555669 is an apocalyptic number.

It is an amenable number.

4555669 is a deficient number, since it is larger than the sum of its proper divisors (29175).

4555669 is a wasteful number, since it uses less digits than its factorization.

4555669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29174.

The product of its digits is 162000, while the sum is 40.

The square root of 4555669 is about 2134.4013212140. The cubic root of 4555669 is about 165.7743704815.

The spelling of 4555669 in words is "four million, five hundred fifty-five thousand, six hundred sixty-nine".