4566121 has 16 divisors (see below), whose sum is σ = 5529600. Its totient is φ = 3685968.

The previous prime is 4566113. The next prime is 4566131. The reversal of 4566121 is 1216654.

4566121 = 309² + 310² + ... + 350².

It is a cyclic number.

It is not a de Polignac number, because 4566121 - 2³ = 4566113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4566131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12540 + ... + 12898.

It is an arithmetic number, because the mean of its divisors is an integer number (345600).

Almost surely, 2^4566121 is an apocalyptic number.

It is an amenable number.

4566121 is a deficient number, since it is larger than the sum of its proper divisors (963479).

4566121 is a wasteful number, since it uses less digits than its factorization.

4566121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468.

The product of its digits is 1440, while the sum is 25.

The square root of 4566121 is about 2136.8483802086. The cubic root of 4566121 is about 165.9010514969.

It can be divided in two parts, 45 and 66121, that added together give a palindrome (66166).

The spelling of 4566121 in words is "four million, five hundred sixty-six thousand, one hundred twenty-one".