5442449 has 2 divisors, whose sum is σ = 5442450.
Its totient is φ = 5442448.
The previous prime is 5442427. The next prime is 5442457. The reversal of 5442449 is 9442445.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 5438224 + 4225 = 2332^2 + 65^2
It is a cyclic number.
It is not a de Polignac number, because 5442449 - 212 = 5438353 is a prime.
It is a super-2 number, since 2×54424492 = 59240502235202, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (5442049) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2721224 + 2721225.
It is an arithmetic number, because the mean of its divisors is an integer number (2721225).
Almost surely, 25442449 is an apocalyptic number.
It is an amenable number.
5442449 is a deficient number, since it is larger than the sum of its proper divisors (1).
5442449 is an equidigital number, since it uses as much as digits as its factorization.
5442449 is an evil number, because the sum of its binary digits is even.
The product of its digits is 23040, while the sum is 32.
The square root of 5442449 is about 2332.9056989086.
The cubic root of 5442449 is about 175.8995746815.
The spelling of 5442449 in words is "five million, four hundred forty-two thousand, four hundred forty-nine".