4552891 has 4 divisors (see below), whose sum is σ = 5203312. Its totient is φ = 3902472.

The previous prime is 4552879. The next prime is 4552897. The reversal of 4552891 is 1982554.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 4552891 - 2¹³ = 4544699 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (4552897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 325200 + ... + 325213.

It is an arithmetic number, because the mean of its divisors is an integer number (1300828).

Almost surely, 2^4552891 is an apocalyptic number.

4552891 is a deficient number, since it is larger than the sum of its proper divisors (650421).

4552891 is an equidigital number, since it uses as much as digits as its factorization.

4552891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650420.

The product of its digits is 14400, while the sum is 34.

The square root of 4552891 is about 2133.7504540128. The cubic root of 4552891 is about 165.7406677959.

The spelling of 4552891 in words is "four million, five hundred fifty-two thousand, eight hundred ninety-one".