42340336 has 20 divisors (see below), whose sum is σ = 86860512. Its totient is φ = 19924736.

The previous prime is 42340301. The next prime is 42340339. The reversal of 42340336 is 63304324.

It is a self number, because there is not a number n which added to its sum of digits gives 42340336.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42340339) 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, 77560 + ... + 78103.

Almost surely, 2^42340336 is an apocalyptic number.

It is an amenable number.

42340336 is an abundant number, since it is smaller than the sum of its proper divisors (44520176).

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

42340336 is a wasteful number, since it uses less digits than its factorization.

42340336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155688 (or 155682 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 25.

The square root of 42340336 is about 6506.9452126171. The cubic root of 42340336 is about 348.5390421786.

The spelling of 42340336 in words is "forty-two million, three hundred forty thousand, three hundred thirty-six".