42200022 has 32 divisors (see below), whose sum is σ = 86365440. Its totient is φ = 13743200.

The previous prime is 42199999. The next prime is 42200023. The reversal of 42200022 is 22000224.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 42199980 and 42200007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42200023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49879 + ... + 50717.

It is an arithmetic number, because the mean of its divisors is an integer number (2698920).

Almost surely, 2^42200022 is an apocalyptic number.

42200022 is an abundant number, since it is smaller than the sum of its proper divisors (44165418).

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

42200022 is a wasteful number, since it uses less digits than its factorization.

42200022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1028.

The product of its (nonzero) digits is 64, while the sum is 12.

The square root of 42200022 is about 6496.1544008744. The cubic root of 42200022 is about 348.1536017659.

Adding to 42200022 its reverse (22000224), we get a palindrome (64200246).

It can be divided in two parts, 4 and 2200022, that multiplied together give a palindrome (8800088).

The spelling of 42200022 in words is "forty-two million, two hundred thousand, twenty-two".