42727118 has 24 divisors (see below), whose sum is σ = 75163392. Its totient is φ = 18162144.

The previous prime is 42727109. The next prime is 42727127. The reversal of 42727118 is 81172724.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (42727109) and next prime (42727127).

It is a super-2 number, since 2×42727118² = 3651213225171848, which contains 22 as substring.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

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, 10730 + ... + 14162.

It is an arithmetic number, because the mean of its divisors is an integer number (3131808).

Almost surely, 2^42727118 is an apocalyptic number.

42727118 is a deficient number, since it is larger than the sum of its proper divisors (32436274).

42727118 is a wasteful number, since it uses less digits than its factorization.

42727118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3576 (or 3569 counting only the distinct ones).

The product of its digits is 6272, while the sum is 32.

The square root of 42727118 is about 6536.5983508244. The cubic root of 42727118 is about 349.5971364664.

The spelling of 42727118 in words is "forty-two million, seven hundred twenty-seven thousand, one hundred eighteen".