42022002 has 16 divisors (see below), whose sum is σ = 91684512. Its totient is φ = 12733920.

The previous prime is 42021997. The next prime is 42022031. The reversal of 42022002 is 20022024.

It is a happy 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, 318283 + ... + 318414.

It is an arithmetic number, because the mean of its divisors is an integer number (5730282).

Almost surely, 2^42022002 is an apocalyptic number.

42022002 is an abundant number, since it is smaller than the sum of its proper divisors (49662510).

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

42022002 is a wasteful number, since it uses less digits than its factorization.

42022002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636713.

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

The square root of 42022002 is about 6482.4379673083. The cubic root of 42022002 is about 347.6633519389.

Adding to 42022002 its reverse (20022024), we get a palindrome (62044026).

It can be divided in two parts, 420 and 22002, that added together give a palindrome (22422).

The spelling of 42022002 in words is "forty-two million, twenty-two thousand, two".