42336443 has 8 divisors (see below), whose sum is σ = 45077760. Its totient is φ = 39623040.

The previous prime is 42336439. The next prime is 42336457. The reversal of 42336443 is 34463324.

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 42336443 - 2² = 42336439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42336493) 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, 3803 + ... + 9956.

It is an arithmetic number, because the mean of its divisors is an integer number (5634720).

Almost surely, 2^42336443 is an apocalyptic number.

42336443 is a deficient number, since it is larger than the sum of its proper divisors (2741317).

42336443 is a wasteful number, since it uses less digits than its factorization.

42336443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13957.

The product of its digits is 20736, while the sum is 29.

The square root of 42336443 is about 6506.6460638335. The cubic root of 42336443 is about 348.5283596615.

Adding to 42336443 its reverse (34463324), we get a palindrome (76799767).

The spelling of 42336443 in words is "forty-two million, three hundred thirty-six thousand, four hundred forty-three".