42965238 has 32 divisors (see below), whose sum is σ = 88427520. Its totient is φ = 13910400.

The previous prime is 42965233. The next prime is 42965257. The reversal of 42965238 is 83256924.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 42965196 and 42965205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42965233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42078 + ... + 43086.

It is an arithmetic number, because the mean of its divisors is an integer number (2763360).

Almost surely, 2^42965238 is an apocalyptic number.

42965238 is an abundant number, since it is smaller than the sum of its proper divisors (45462282).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42965238 is a wasteful number, since it uses less digits than its factorization.

42965238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1212.

The product of its digits is 103680, while the sum is 39.

The square root of 42965238 is about 6554.7874107403. The cubic root of 42965238 is about 350.2453735147.

The spelling of 42965238 in words is "forty-two million, nine hundred sixty-five thousand, two hundred thirty-eight".