42341040 has 240 divisors, whose sum is σ = 168370176. Its totient is φ = 9331200.

The previous prime is 42341027. The next prime is 42341041. The reversal of 42341040 is 4014324.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (42341041) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 156105 + ... + 156375.

Almost surely, 2^42341040 is an apocalyptic number.

42341040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42341040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84185088).

42341040 is an abundant number, since it is smaller than the sum of its proper divisors (126029136).

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

42341040 is a wasteful number, since it uses less digits than its factorization.

42341040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328 (or 319 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 42341040 is about 6506.9993084370. Note that the first 3 decimals coincide. The cubic root of 42341040 is about 348.5409739073.

Adding to 42341040 its reverse (4014324), we get a palindrome (46355364).

The spelling of 42341040 in words is "forty-two million, three hundred forty-one thousand, forty".