42111670 has 8 divisors (see below), whose sum is σ = 75801024. Its totient is φ = 16844664.

The previous prime is 42111659. The next prime is 42111673. The reversal of 42111670 is 7611124.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42111673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2105574 + ... + 2105593.

It is an arithmetic number, because the mean of its divisors is an integer number (9475128).

Almost surely, 2^42111670 is an apocalyptic number.

42111670 is a deficient number, since it is larger than the sum of its proper divisors (33689354).

42111670 is a wasteful number, since it uses less digits than its factorization.

42111670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4211174.

The product of its (nonzero) digits is 336, while the sum is 22.

The square root of 42111670 is about 6489.3505067919. The cubic root of 42111670 is about 347.9104616166.

Adding to 42111670 its reverse (7611124), we get a palindrome (49722794).

The spelling of 42111670 in words is "forty-two million, one hundred eleven thousand, six hundred seventy".