42550283 has 2 divisors, whose sum is σ = 42550284. Its totient is φ = 42550282.

The previous prime is 42550271. The next prime is 42550289. The reversal of 42550283 is 38205524.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42550283 - 2¹⁰ = 42549259 is a prime.

It is a Chen prime.

It is equal to p_2579033 and since 42550283 and 2579033 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (42550289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21275141 + 21275142.

It is an arithmetic number, because the mean of its divisors is an integer number (21275142).

Almost surely, 2^42550283 is an apocalyptic number.

42550283 is a deficient number, since it is larger than the sum of its proper divisors (1).

42550283 is an equidigital number, since it uses as much as digits as its factorization.

42550283 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 42550283 is about 6523.0577952368. The cubic root of 42550283 is about 349.1141762645.

The spelling of 42550283 in words is "forty-two million, five hundred fifty thousand, two hundred eighty-three".