742426459 has 2 divisors, whose sum is σ = 742426460. Its totient is φ = 742426458.

The previous prime is 742426367. The next prime is 742426513. The reversal of 742426459 is 954624247.

It is a strong prime.

It is an emirp because it is prime and its reverse (954624247) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 742426459 - 2⁷ = 742426331 is a prime.

It is not a weakly prime, because it can be changed into another prime (742426259) 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, 371213229 + 371213230.

It is an arithmetic number, because the mean of its divisors is an integer number (371213230).

Almost surely, 2^742426459 is an apocalyptic number.

742426459 is a deficient number, since it is larger than the sum of its proper divisors (1).

742426459 is an equidigital number, since it uses as much as digits as its factorization.

742426459 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 483840, while the sum is 43.

The square root of 742426459 is about 27247.5037205246. The cubic root of 742426459 is about 905.4917137010.

The spelling of 742426459 in words is "seven hundred forty-two million, four hundred twenty-six thousand, four hundred fifty-nine".