42033413 has 2 divisors, whose sum is σ = 42033414. Its totient is φ = 42033412.

The previous prime is 42033389. The next prime is 42033437. The reversal of 42033413 is 31433024.

It is a balanced prime because it is at equal distance from previous prime (42033389) and next prime (42033437).

It can be written as a sum of positive squares in only one way, i.e., 27646564 + 14386849 = 5258^2 + 3793^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42033413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42033113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21016706 + 21016707.

It is an arithmetic number, because the mean of its divisors is an integer number (21016707).

Almost surely, 2^42033413 is an apocalyptic number.

It is an amenable number.

42033413 is a deficient number, since it is larger than the sum of its proper divisors (1).

42033413 is an equidigital number, since it uses as much as digits as its factorization.

42033413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 42033413 is about 6483.3180548235. The cubic root of 42033413 is about 347.6948182128.

Adding to 42033413 its reverse (31433024), we get a palindrome (73466437).

It can be divided in two parts, 420 and 33413, that added together give a palindrome (33833).

The spelling of 42033413 in words is "forty-two million, thirty-three thousand, four hundred thirteen".