42232433 has 4 divisors (see below), whose sum is σ = 42827328. Its totient is φ = 41637540.

The previous prime is 42232391. The next prime is 42232441. The reversal of 42232433 is 33423224.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 42232433 - 2¹² = 42228337 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42232399 and 42232408.

It is not an unprimeable number, because it can be changed into a prime (42234433) 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 in 3 ways as a sum of consecutive naturals, for example, 297341 + ... + 297482.

It is an arithmetic number, because the mean of its divisors is an integer number (10706832).

Almost surely, 2^42232433 is an apocalyptic number.

It is an amenable number.

42232433 is a deficient number, since it is larger than the sum of its proper divisors (594895).

42232433 is an equidigital number, since it uses as much as digits as its factorization.

42232433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594894.

The product of its digits is 3456, while the sum is 23.

The square root of 42232433 is about 6498.6485518144. The cubic root of 42232433 is about 348.2427100827.

Adding to 42232433 its reverse (33423224), we get a palindrome (75655657).

The spelling of 42232433 in words is "forty-two million, two hundred thirty-two thousand, four hundred thirty-three".