42895812 has 24 divisors (see below), whose sum is σ = 101586016. Its totient is φ = 14084928.

The previous prime is 42895807. The next prime is 42895813. The reversal of 42895812 is 21859824.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (42895813) 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 7 ways as a sum of consecutive naturals, for example, 25873 + ... + 27480.

Almost surely, 2^42895812 is an apocalyptic number.

It is an amenable number.

42895812 is an abundant number, since it is smaller than the sum of its proper divisors (58690204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42895812 is a wasteful number, since it uses less digits than its factorization.

42895812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53427 (or 53425 counting only the distinct ones).

The product of its digits is 46080, while the sum is 39.

The square root of 42895812 is about 6549.4894457507. The cubic root of 42895812 is about 350.0566221318.

It can be divided in two parts, 4289 and 5812, that added together give a palindrome (10101).

The spelling of 42895812 in words is "forty-two million, eight hundred ninety-five thousand, eight hundred twelve".