4557969 has 24 divisors (see below), whose sum is σ = 7163520. Its totient is φ = 2776032.

The previous prime is 4557941. The next prime is 4557977. The reversal of 4557969 is 9697554.

It is a happy number.

4557969 is a `hidden beast` number, since 4 + 557 + 96 + 9 = 666.

It is not a de Polignac number, because 4557969 - 2⁵ = 4557937 is a prime.

It is a super-2 number, since 2×4557969² = 41550162809922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4559969) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18952 + ... + 19190.

It is an arithmetic number, because the mean of its divisors is an integer number (298480).

Almost surely, 2^4557969 is an apocalyptic number.

It is an amenable number.

4557969 is a deficient number, since it is larger than the sum of its proper divisors (2605551).

4557969 is a wasteful number, since it uses less digits than its factorization.

4557969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421 (or 418 counting only the distinct ones).

The product of its digits is 340200, while the sum is 45.

The square root of 4557969 is about 2134.9400459966. The cubic root of 4557969 is about 165.8022637068.

The spelling of 4557969 in words is "four million, five hundred fifty-seven thousand, nine hundred sixty-nine".