4542049 has 2 divisors, whose sum is σ = 4542050. Its totient is φ = 4542048.

The previous prime is 4542029. The next prime is 4542053. The reversal of 4542049 is 9402454.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2387025 + 2155024 = 1545^2 + 1468^2 .

It is a cyclic number.

It is not a de Polignac number, because 4542049 - 2¹⁷ = 4410977 is a prime.

4542049 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (4542019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2271024 + 2271025.

It is an arithmetic number, because the mean of its divisors is an integer number (2271025).

Almost surely, 2^4542049 is an apocalyptic number.

It is an amenable number.

4542049 is a deficient number, since it is larger than the sum of its proper divisors (1).

4542049 is an equidigital number, since it uses as much as digits as its factorization.

4542049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 4542049 is about 2131.2083427014. The cubic root of 4542049 is about 165.6090013738.

The spelling of 4542049 in words is "four million, five hundred forty-two thousand, forty-nine".