42235933 has 4 divisors (see below), whose sum is σ = 43218208. Its totient is φ = 41253660.

The previous prime is 42235903. The next prime is 42235937. The reversal of 42235933 is 33953224.

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 42235933 - 2⁵ = 42235901 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42235895 and 42235904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42235937) 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, 491073 + ... + 491158.

It is an arithmetic number, because the mean of its divisors is an integer number (10804552).

Almost surely, 2^42235933 is an apocalyptic number.

42235933 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

It is an amenable number.

42235933 is a deficient number, since it is larger than the sum of its proper divisors (982275).

42235933 is an equidigital number, since it uses as much as digits as its factorization.

42235933 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 982274.

The product of its digits is 19440, while the sum is 31.

The square root of 42235933 is about 6498.9178329934. The cubic root of 42235933 is about 348.2523299864.

The spelling of 42235933 in words is "forty-two million, two hundred thirty-five thousand, nine hundred thirty-three".