42261112 has 16 divisors (see below), whose sum is σ = 79335360. Its totient is φ = 21105024.

The previous prime is 42261101. The next prime is 42261137. The reversal of 42261112 is 21116224.

It is a self number, because there is not a number n which added to its sum of digits gives 42261112.

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, 5113 + ... + 10519.

It is an arithmetic number, because the mean of its divisors is an integer number (4958460).

Almost surely, 2^42261112 is an apocalyptic number.

It is an amenable number.

42261112 is a deficient number, since it is larger than the sum of its proper divisors (37074248).

42261112 is a wasteful number, since it uses less digits than its factorization.

42261112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6390 (or 6386 counting only the distinct ones).

The product of its digits is 192, while the sum is 19.

The square root of 42261112 is about 6500.8547130358. The cubic root of 42261112 is about 348.3215199146.

Adding to 42261112 its reverse (21116224), we get a palindrome (63377336).

The spelling of 42261112 in words is "forty-two million, two hundred sixty-one thousand, one hundred twelve".