42229535 has 4 divisors (see below), whose sum is σ = 50675448. Its totient is φ = 33783624.

The previous prime is 42229531. The next prime is 42229567. The reversal of 42229535 is 53592224.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42229535 - 2² = 42229531 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42229531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4222949 + ... + 4222958.

It is an arithmetic number, because the mean of its divisors is an integer number (12668862).

Almost surely, 2^42229535 is an apocalyptic number.

42229535 is a deficient number, since it is larger than the sum of its proper divisors (8445913).

42229535 is an equidigital number, since it uses as much as digits as its factorization.

42229535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8445912.

The product of its digits is 21600, while the sum is 32.

The square root of 42229535 is about 6498.4255785536. The cubic root of 42229535 is about 348.2347444002.

The spelling of 42229535 in words is "forty-two million, two hundred twenty-nine thousand, five hundred thirty-five".