42860022 has 16 divisors (see below), whose sum is σ = 85793472. Its totient is φ = 14274440.

The previous prime is 42860021. The next prime is 42860053. The reversal of 42860022 is 22006824.

It is a junction number, because it is equal to n+sod(n) for n = 42859974 and 42860001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42860021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7153 + ... + 11699.

It is an arithmetic number, because the mean of its divisors is an integer number (5362092).

Almost surely, 2^42860022 is an apocalyptic number.

42860022 is an abundant number, since it is smaller than the sum of its proper divisors (42933450).

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

42860022 is a wasteful number, since it uses less digits than its factorization.

42860022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6123.

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 42860022 is about 6546.7566015547. The cubic root of 42860022 is about 349.9592387905.

Adding to 42860022 its reverse (22006824), we get a palindrome (64866846).

The spelling of 42860022 in words is "forty-two million, eight hundred sixty thousand, twenty-two".