42833237 has 2 divisors, whose sum is σ = 42833238. Its totient is φ = 42833236.

The previous prime is 42833221. The next prime is 42833249. The reversal of 42833237 is 73233824.

42833237 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21911761 + 20921476 = 4681^2 + 4574^2 .

It is a cyclic number.

It is not a de Polignac number, because 42833237 - 2⁴ = 42833221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42833257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21416618 + 21416619.

It is an arithmetic number, because the mean of its divisors is an integer number (21416619).

Almost surely, 2^42833237 is an apocalyptic number.

It is an amenable number.

42833237 is a deficient number, since it is larger than the sum of its proper divisors (1).

42833237 is an equidigital number, since it uses as much as digits as its factorization.

42833237 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 32.

The square root of 42833237 is about 6544.7106123953. The cubic root of 42833237 is about 349.8863222659.

The spelling of 42833237 in words is "forty-two million, eight hundred thirty-three thousand, two hundred thirty-seven".