1742207993 has 2 divisors, whose sum is σ = 1742207994. Its totient is φ = 1742207992.

The previous prime is 1742207989. The next prime is 1742208043. The reversal of 1742207993 is 3997022471.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1356596224 + 385611769 = 36832^2 + 19637^2 .

It is a cyclic number.

It is not a de Polignac number, because 1742207993 - 2² = 1742207989 is a prime.

It is not a weakly prime, because it can be changed into another prime (1742207903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 871103996 + 871103997.

It is an arithmetic number, because the mean of its divisors is an integer number (871103997).

Almost surely, 2^1742207993 is an apocalyptic number.

It is an amenable number.

1742207993 is a deficient number, since it is larger than the sum of its proper divisors (1).

1742207993 is an equidigital number, since it uses as much as digits as its factorization.

1742207993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 190512, while the sum is 44.

The square root of 1742207993 is about 41739.7651287115. The cubic root of 1742207993 is about 1203.2799142362.

The spelling of 1742207993 in words is "one billion, seven hundred forty-two million, two hundred seven thousand, nine hundred ninety-three".