42222060 has 120 divisors (see below), whose sum is σ = 134774640. Its totient is φ = 11062656.

The previous prime is 42222049. The next prime is 42222073. The reversal of 42222060 is 6022224.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 108346 + ... + 108734.

It is an arithmetic number, because the mean of its divisors is an integer number (1123122).

Almost surely, 2^42222060 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42222060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67387320).

42222060 is an abundant number, since it is smaller than the sum of its proper divisors (92552580).

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

42222060 is a wasteful number, since it uses less digits than its factorization.

42222060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477 (or 466 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 42222060 is about 6497.8504137907. The cubic root of 42222060 is about 348.2141963144.

Adding to 42222060 its reverse (6022224), we get a palindrome (48244284).

The spelling of 42222060 in words is "forty-two million, two hundred twenty-two thousand, sixty".