5442491 has 2 divisors, whose sum is σ = 5442492. Its totient is φ = 5442490.

The previous prime is 5442461. The next prime is 5442509. The reversal of 5442491 is 1942445.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5442491 - 2⁶ = 5442427 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (5442461) 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 as a sum of consecutive naturals, namely, 2721245 + 2721246.

It is an arithmetic number, because the mean of its divisors is an integer number (2721246).

Almost surely, 2^5442491 is an apocalyptic number.

5442491 is a deficient number, since it is larger than the sum of its proper divisors (1).

5442491 is an equidigital number, since it uses as much as digits as its factorization.

5442491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5760, while the sum is 29.

The square root of 5442491 is about 2332.9147005409. The cubic root of 5442491 is about 175.9000271594.

The spelling of 5442491 in words is "five million, four hundred forty-two thousand, four hundred ninety-one".