42867860 has 48 divisors (see below), whose sum is σ = 107364096. Its totient is φ = 14057472.

The previous prime is 42867841. The next prime is 42867893. The reversal of 42867860 is 6876824.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 3437 + ... + 9876.

It is an arithmetic number, because the mean of its divisors is an integer number (2236752).

Almost surely, 2^42867860 is an apocalyptic number.

It is an amenable number.

42867860 is an abundant number, since it is smaller than the sum of its proper divisors (64496236).

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

42867860 is a wasteful number, since it uses less digits than its factorization.

42867860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13352 (or 13350 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 41.

The square root of 42867860 is about 6547.3551912203. The cubic root of 42867860 is about 349.9805703500.

The spelling of 42867860 in words is "forty-two million, eight hundred sixty-seven thousand, eight hundred sixty".