4554749 has 2 divisors, whose sum is σ = 4554750. Its totient is φ = 4554748.

The previous prime is 4554743. The next prime is 4554751. The reversal of 4554749 is 9474554.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2544025 + 2010724 = 1595^2 + 1418^2 .

It is a cyclic number.

It is not a de Polignac number, because 4554749 - 2⁴ = 4554733 is a prime.

Together with 4554751, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4554743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2277374 + 2277375.

It is an arithmetic number, because the mean of its divisors is an integer number (2277375).

Almost surely, 2^4554749 is an apocalyptic number.

It is an amenable number.

4554749 is a deficient number, since it is larger than the sum of its proper divisors (1).

4554749 is an equidigital number, since it uses as much as digits as its factorization.

4554749 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 100800, while the sum is 38.

The square root of 4554749 is about 2134.1857932242. The cubic root of 4554749 is about 165.7632105627.

The spelling of 4554749 in words is "four million, five hundred fifty-four thousand, seven hundred forty-nine".