42234365 has 4 divisors (see below), whose sum is σ = 50681244. Its totient is φ = 33787488.

The previous prime is 42234337. The next prime is 42234373. The reversal of 42234365 is 56343224.

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

It can be written as a sum of positive squares in 2 ways, for example, as 28536964 + 13697401 = 5342^2 + 3701^2 .

It is a cyclic number.

It is not a de Polignac number, because 42234365 - 2⁸ = 42234109 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4223432 + ... + 4223441.

It is an arithmetic number, because the mean of its divisors is an integer number (12670311).

Almost surely, 2^42234365 is an apocalyptic number.

It is an amenable number.

42234365 is a deficient number, since it is larger than the sum of its proper divisors (8446879).

42234365 is an equidigital number, since it uses as much as digits as its factorization.

42234365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8446878.

The product of its digits is 17280, while the sum is 29.

The square root of 42234365 is about 6498.7971964049. The cubic root of 42234365 is about 348.2480203352.

Adding to 42234365 its reverse (56343224), we get a palindrome (98577589).

The spelling of 42234365 in words is "forty-two million, two hundred thirty-four thousand, three hundred sixty-five".