42334140 has 48 divisors (see below), whose sum is σ = 121433760. Its totient is φ = 11013120.

The previous prime is 42334111. The next prime is 42334141. The reversal of 42334140 is 4143324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42334141) 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, 6145 + ... + 11064.

It is an arithmetic number, because the mean of its divisors is an integer number (2529870).

Almost surely, 2^42334140 is an apocalyptic number.

It is an amenable number.

42334140 is an abundant number, since it is smaller than the sum of its proper divisors (79099620).

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

42334140 is a wasteful number, since it uses less digits than its factorization.

42334140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17262 (or 17260 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 42334140 is about 6506.4690885303. The cubic root of 42334140 is about 348.5220398473.

Adding to 42334140 its reverse (4143324), we get a palindrome (46477464).

The spelling of 42334140 in words is "forty-two million, three hundred thirty-four thousand, one hundred forty".