42273353 has 2 divisors, whose sum is σ = 42273354. Its totient is φ = 42273352.

The previous prime is 42273317. The next prime is 42273377. The reversal of 42273353 is 35337224.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31956409 + 10316944 = 5653^2 + 3212^2 .

It is a cyclic number.

It is not a de Polignac number, because 42273353 - 2¹² = 42269257 is a prime.

It is not a weakly prime, because it can be changed into another prime (42273313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21136676 + 21136677.

It is an arithmetic number, because the mean of its divisors is an integer number (21136677).

Almost surely, 2^42273353 is an apocalyptic number.

It is an amenable number.

42273353 is a deficient number, since it is larger than the sum of its proper divisors (1).

42273353 is an equidigital number, since it uses as much as digits as its factorization.

42273353 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15120, while the sum is 29.

The square root of 42273353 is about 6501.7961364534. The cubic root of 42273353 is about 348.3551473001.

The spelling of 42273353 in words is "forty-two million, two hundred seventy-three thousand, three hundred fifty-three".