42244433 has 8 divisors (see below), whose sum is σ = 52668480. Its totient is φ = 32917680.

The previous prime is 42244421. The next prime is 42244453. The reversal of 42244433 is 33444224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42244433 - 2⁶ = 42244369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42244453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 274238 + ... + 274391.

It is an arithmetic number, because the mean of its divisors is an integer number (6583560).

Almost surely, 2^42244433 is an apocalyptic number.

It is an amenable number.

42244433 is a deficient number, since it is larger than the sum of its proper divisors (10424047).

42244433 is a wasteful number, since it uses less digits than its factorization.

42244433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 548647.

The product of its digits is 9216, while the sum is 26.

The square root of 42244433 is about 6499.5717551236. The cubic root of 42244433 is about 348.2756903973.

Adding to 42244433 its reverse (33444224), we get a palindrome (75688657).

The spelling of 42244433 in words is "forty-two million, two hundred forty-four thousand, four hundred thirty-three".