742296817 has 2 divisors, whose sum is σ = 742296818. Its totient is φ = 742296816.

The previous prime is 742296811. The next prime is 742296827. The reversal of 742296817 is 718692247.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 578354401 + 163942416 = 24049^2 + 12804^2 .

It is a cyclic number.

It is not a de Polignac number, because 742296817 - 2²⁷ = 608079089 is a prime.

It is not a weakly prime, because it can be changed into another prime (742296811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 371148408 + 371148409.

It is an arithmetic number, because the mean of its divisors is an integer number (371148409).

Almost surely, 2^742296817 is an apocalyptic number.

It is an amenable number.

742296817 is a deficient number, since it is larger than the sum of its proper divisors (1).

742296817 is an equidigital number, since it uses as much as digits as its factorization.

742296817 is an evil number, because the sum of its binary digits is even.

The product of its digits is 338688, while the sum is 46.

The square root of 742296817 is about 27245.1246464390. The cubic root of 742296817 is about 905.4390051852.

The spelling of 742296817 in words is "seven hundred forty-two million, two hundred ninety-six thousand, eight hundred seventeen".