2002442442 has 128 divisors (see below), whose sum is σ = 5523130368. Its totient is φ = 467078400.

The previous prime is 2002442437. The next prime is 2002442483. The reversal of 2002442442 is 2442442002.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 217717 + ... + 226727.

It is an arithmetic number, because the mean of its divisors is an integer number (43149456).

Almost surely, 2^2002442442 is an apocalyptic number.

2002442442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2002442442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2761565184).

2002442442 is an abundant number, since it is smaller than the sum of its proper divisors (3520687926).

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

2002442442 is a wasteful number, since it uses less digits than its factorization.

2002442442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9084.

The product of its (nonzero) digits is 4096, while the sum is 24.

The square root of 2002442442 is about 44748.6585497264. The cubic root of 2002442442 is about 1260.4337219377.

Adding to 2002442442 its reverse (2442442002), we get a palindrome (4444884444).

It can be divided in two parts, 2002 and 442442, that added together give a palindrome (444444).

The spelling of 2002442442 in words is "two billion, two million, four hundred forty-two thousand, four hundred forty-two".