42250118 has 8 divisors (see below), whose sum is σ = 64002960. Its totient is φ = 20915800.

The previous prime is 42250097. The next prime is 42250147. The reversal of 42250118 is 81105224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 42250093 and 42250102.

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, 104378 + ... + 104781.

It is an arithmetic number, because the mean of its divisors is an integer number (8000370).

Almost surely, 2^42250118 is an apocalyptic number.

42250118 is a deficient number, since it is larger than the sum of its proper divisors (21752842).

42250118 is a wasteful number, since it uses less digits than its factorization.

42250118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209262.

The product of its (nonzero) digits is 640, while the sum is 23.

The square root of 42250118 is about 6500.0090769167. The cubic root of 42250118 is about 348.2913126411.

The spelling of 42250118 in words is "forty-two million, two hundred fifty thousand, one hundred eighteen".