42244333 has 2 divisors, whose sum is σ = 42244334. Its totient is φ = 42244332.

The previous prime is 42244327. The next prime is 42244357. The reversal of 42244333 is 33344224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40106889 + 2137444 = 6333^2 + 1462^2 .

It is a cyclic number.

It is not a de Polignac number, because 42244333 - 2¹⁷ = 42113261 is a prime.

It is a super-2 number, since 2×42244333² = 3569167341229778, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42244298 and 42244307.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42244393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21122166 + 21122167.

It is an arithmetic number, because the mean of its divisors is an integer number (21122167).

Almost surely, 2^42244333 is an apocalyptic number.

It is an amenable number.

42244333 is a deficient number, since it is larger than the sum of its proper divisors (1).

42244333 is an equidigital number, since it uses as much as digits as its factorization.

42244333 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6912, while the sum is 25.

The square root of 42244333 is about 6499.5640623045. The cubic root of 42244333 is about 348.2754155871.

Adding to 42244333 its reverse (33344224), we get a palindrome (75588557).

The spelling of 42244333 in words is "forty-two million, two hundred forty-four thousand, three hundred thirty-three".