42106318 has 24 divisors (see below), whose sum is σ = 68991480. Its totient is φ = 19247760.

The previous prime is 42106291. The next prime is 42106343. The reversal of 42106318 is 81360124.

It is a junction number, because it is equal to n+sod(n) for n = 42106292 and 42106301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19933 + ... + 21943.

It is an arithmetic number, because the mean of its divisors is an integer number (2874645).

Almost surely, 2^42106318 is an apocalyptic number.

42106318 is a deficient number, since it is larger than the sum of its proper divisors (26885162).

42106318 is a wasteful number, since it uses less digits than its factorization.

42106318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2080 (or 2061 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 42106318 is about 6488.9381257645. The cubic root of 42106318 is about 347.8957222686.

It can be divided in two parts, 42106 and 318, that added together give a palindrome (42424).

The spelling of 42106318 in words is "forty-two million, one hundred six thousand, three hundred eighteen".