42011686 has 8 divisors (see below), whose sum is σ = 63334800. Its totient is φ = 20900088.

The previous prime is 42011677. The next prime is 42011701. The reversal of 42011686 is 68611024.

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

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, 52381 + ... + 53176.

It is an arithmetic number, because the mean of its divisors is an integer number (7916850).

Almost surely, 2^42011686 is an apocalyptic number.

42011686 is a deficient number, since it is larger than the sum of its proper divisors (21323114).

42011686 is a wasteful number, since it uses less digits than its factorization.

42011686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105758.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 42011686 is about 6481.6422301759. The cubic root of 42011686 is about 347.6349002668.

The spelling of 42011686 in words is "forty-two million, eleven thousand, six hundred eighty-six".