742202287 has 2 divisors, whose sum is σ = 742202288. Its totient is φ = 742202286.

The previous prime is 742202281. The next prime is 742202291. The reversal of 742202287 is 782202247.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-742202287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (742202281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 371101143 + 371101144.

It is an arithmetic number, because the mean of its divisors is an integer number (371101144).

Almost surely, 2^742202287 is an apocalyptic number.

742202287 is a deficient number, since it is larger than the sum of its proper divisors (1).

742202287 is an equidigital number, since it uses as much as digits as its factorization.

742202287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25088, while the sum is 34.

The square root of 742202287 is about 27243.3897854140. The cubic root of 742202287 is about 905.4005682775.

The spelling of 742202287 in words is "seven hundred forty-two million, two hundred two thousand, two hundred eighty-seven".