42233351 has 2 divisors, whose sum is σ = 42233352. Its totient is φ = 42233350.

The previous prime is 42233339. The next prime is 42233357. The reversal of 42233351 is 15333224.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42233351 - 2¹⁰ = 42232327 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42233357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21116675 + 21116676.

It is an arithmetic number, because the mean of its divisors is an integer number (21116676).

Almost surely, 2^42233351 is an apocalyptic number.

42233351 is a deficient number, since it is larger than the sum of its proper divisors (1).

42233351 is an equidigital number, since it uses as much as digits as its factorization.

42233351 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2160, while the sum is 23.

The square root of 42233351 is about 6498.7191815003. The cubic root of 42233351 is about 348.2452332974.

Adding to 42233351 its reverse (15333224), we get a palindrome (57566575).

The spelling of 42233351 in words is "forty-two million, two hundred thirty-three thousand, three hundred fifty-one".