42336849 has 4 divisors (see below), whose sum is σ = 56449136. Its totient is φ = 28224564.

The previous prime is 42336829. The next prime is 42336863. The reversal of 42336849 is 94863324.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 42336849 - 2¹⁷ = 42205777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42336809) 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, 7056139 + ... + 7056144.

It is an arithmetic number, because the mean of its divisors is an integer number (14112284).

Almost surely, 2^42336849 is an apocalyptic number.

It is an amenable number.

42336849 is a deficient number, since it is larger than the sum of its proper divisors (14112287).

42336849 is a wasteful number, since it uses less digits than its factorization.

42336849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14112286.

The product of its digits is 124416, while the sum is 39.

The square root of 42336849 is about 6506.6772626280. The cubic root of 42336849 is about 348.5294737692.

The spelling of 42336849 in words is "forty-two million, three hundred thirty-six thousand, eight hundred forty-nine".