42363773 has 2 divisors, whose sum is σ = 42363774. Its totient is φ = 42363772.

The previous prime is 42363731. The next prime is 42363793. The reversal of 42363773 is 37736324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40284409 + 2079364 = 6347^2 + 1442^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42363773 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42363793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21181886 + 21181887.

It is an arithmetic number, because the mean of its divisors is an integer number (21181887).

Almost surely, 2^42363773 is an apocalyptic number.

It is an amenable number.

42363773 is a deficient number, since it is larger than the sum of its proper divisors (1).

42363773 is an equidigital number, since it uses as much as digits as its factorization.

42363773 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 63504, while the sum is 35.

The square root of 42363773 is about 6508.7458853453. The cubic root of 42363773 is about 348.6033402257.

The spelling of 42363773 in words is "forty-two million, three hundred sixty-three thousand, seven hundred seventy-three".