42864022 has 16 divisors (see below), whose sum is σ = 65545200. Its totient is φ = 21019552.

The previous prime is 42864011. The next prime is 42864053. The reversal of 42864022 is 22046824.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23868 + ... + 25600.

It is an arithmetic number, because the mean of its divisors is an integer number (4096575).

Almost surely, 2^42864022 is an apocalyptic number.

42864022 is a deficient number, since it is larger than the sum of its proper divisors (22681178).

42864022 is a wasteful number, since it uses less digits than its factorization.

42864022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1967.

The product of its (nonzero) digits is 6144, while the sum is 28.

The square root of 42864022 is about 6547.0620892122. The cubic root of 42864022 is about 349.9701253412.

The spelling of 42864022 in words is "forty-two million, eight hundred sixty-four thousand, twenty-two".