42022602 has 24 divisors (see below), whose sum is σ = 93511236. Its totient is φ = 13628736.

The previous prime is 42022597. The next prime is 42022609. The reversal of 42022602 is 20622024.

It is a happy number.

42022602 is a `hidden beast` number, since 42 + 0 + 22 + 602 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 41332041 + 690561 = 6429^2 + 831^2 .

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

It is not an unprimeable number, because it can be changed into a prime (42022609) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 30883 + ... + 32214.

Almost surely, 2^42022602 is an apocalyptic number.

42022602 is an abundant number, since it is smaller than the sum of its proper divisors (51488634).

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

42022602 is a wasteful number, since it uses less digits than its factorization.

42022602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63142 (or 63139 counting only the distinct ones).

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

The square root of 42022602 is about 6482.4842460279. The cubic root of 42022602 is about 347.6650066040.

Adding to 42022602 its reverse (20622024), we get a palindrome (62644626).

It can be divided in two parts, 42022 and 602, that added together give a palindrome (42624).

The spelling of 42022602 in words is "forty-two million, twenty-two thousand, six hundred two".