42104430 has 24 divisors (see below), whose sum is σ = 109471752. Its totient is φ = 11227824.

The previous prime is 42104389. The next prime is 42104431. The reversal of 42104430 is 3440124.

42104430 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42104431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 233824 + ... + 234003.

It is an arithmetic number, because the mean of its divisors is an integer number (4561323).

Almost surely, 2^42104430 is an apocalyptic number.

42104430 is an abundant number, since it is smaller than the sum of its proper divisors (67367322).

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

42104430 is a wasteful number, since it uses less digits than its factorization.

42104430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 467840 (or 467837 counting only the distinct ones).

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

The square root of 42104430 is about 6488.7926457855. The cubic root of 42104430 is about 347.8905224397.

Adding to 42104430 its reverse (3440124), we get a palindrome (45544554).

The spelling of 42104430 in words is "forty-two million, one hundred four thousand, four hundred thirty".