742085693 has 2 divisors, whose sum is σ = 742085694. Its totient is φ = 742085692.

The previous prime is 742085677. The next prime is 742085711. The reversal of 742085693 is 396580247.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 421604089 + 320481604 = 20533^2 + 17902^2 .

It is a cyclic number.

It is not a de Polignac number, because 742085693 - 2⁴ = 742085677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (742085633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 371042846 + 371042847.

It is an arithmetic number, because the mean of its divisors is an integer number (371042847).

Almost surely, 2^742085693 is an apocalyptic number.

It is an amenable number.

742085693 is a deficient number, since it is larger than the sum of its proper divisors (1).

742085693 is an equidigital number, since it uses as much as digits as its factorization.

742085693 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 44.

The square root of 742085693 is about 27241.2498428394. The cubic root of 742085693 is about 905.3531554163.

The spelling of 742085693 in words is "seven hundred forty-two million, eighty-five thousand, six hundred ninety-three".