42333413 has 2 divisors, whose sum is σ = 42333414. Its totient is φ = 42333412.

The previous prime is 42333407. The next prime is 42333427. The reversal of 42333413 is 31433324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32982049 + 9351364 = 5743^2 + 3058^2 .

It is a cyclic number.

It is not a de Polignac number, because 42333413 - 2⁴ = 42333397 is a 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 (42333013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21166706 + 21166707.

It is an arithmetic number, because the mean of its divisors is an integer number (21166707).

Almost surely, 2^42333413 is an apocalyptic number.

It is an amenable number.

42333413 is a deficient number, since it is larger than the sum of its proper divisors (1).

42333413 is an equidigital number, since it uses as much as digits as its factorization.

42333413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2592, while the sum is 23.

The square root of 42333413 is about 6506.4132208153. The cubic root of 42333413 is about 348.5200447910.

Adding to 42333413 its reverse (31433324), we get a palindrome (73766737).

The spelling of 42333413 in words is "forty-two million, three hundred thirty-three thousand, four hundred thirteen".