742003397 has 2 divisors, whose sum is σ = 742003398. Its totient is φ = 742003396.

The previous prime is 742003387. The next prime is 742003417. The reversal of 742003397 is 793300247.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 614742436 + 127260961 = 24794^2 + 11281^2 .

It is a cyclic number.

It is not a de Polignac number, because 742003397 - 2¹² = 741999301 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (742003307) 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, 371001698 + 371001699.

It is an arithmetic number, because the mean of its divisors is an integer number (371001699).

Almost surely, 2^742003397 is an apocalyptic number.

It is an amenable number.

742003397 is a deficient number, since it is larger than the sum of its proper divisors (1).

742003397 is an equidigital number, since it uses as much as digits as its factorization.

742003397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31752, while the sum is 35.

The square root of 742003397 is about 27239.7392975777. The cubic root of 742003397 is about 905.3196868208.

The spelling of 742003397 in words is "seven hundred forty-two million, three thousand, three hundred ninety-seven".