42418104 has 16 divisors (see below), whose sum is σ = 106045320. Its totient is φ = 14139360.

The previous prime is 42418093. The next prime is 42418121. The reversal of 42418104 is 40181424.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 1767421 = 42418104 / (4 + 2 + 4 + 1 + 8 + 1 + 0 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 883687 + ... + 883734.

Almost surely, 2^42418104 is an apocalyptic number.

It is an amenable number.

42418104 is an abundant number, since it is smaller than the sum of its proper divisors (63627216).

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

42418104 is a wasteful number, since it uses less digits than its factorization.

42418104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1767430 (or 1767426 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

The square root of 42418104 is about 6512.9182399290. The cubic root of 42418104 is about 348.7523030128.

Adding to 42418104 its reverse (40181424), we get a palindrome (82599528).

It can be divided in two parts, 424 and 18104, that added together give a triangular number (18528 = T₁₉₂).

The spelling of 42418104 in words is "forty-two million, four hundred eighteen thousand, one hundred four".