42016611 has 24 divisors (see below), whose sum is σ = 69335040. Its totient is φ = 22160736.

The previous prime is 42016603. The next prime is 42016613. The reversal of 42016611 is 11661024.

It is not a de Polignac number, because 42016611 - 2³ = 42016603 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (42016613) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2371 + ... + 9468.

It is an arithmetic number, because the mean of its divisors is an integer number (2888960).

Almost surely, 2^42016611 is an apocalyptic number.

42016611 is a deficient number, since it is larger than the sum of its proper divisors (27318429).

42016611 is a wasteful number, since it uses less digits than its factorization.

42016611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11875 (or 11862 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 42016611 is about 6482.0221381911. The cubic root of 42016611 is about 347.6484840666.

Adding to 42016611 its reverse (11661024), we get a palindrome (53677635).

The spelling of 42016611 in words is "forty-two million, sixteen thousand, six hundred eleven".