2022444240 has 80 divisors (see below), whose sum is σ = 6348998400. Its totient is φ = 532486656.

The previous prime is 2022444223. The next prime is 2022444251. The reversal of 2022444240 is 424442202.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 2022444240.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34375 + ... + 72294.

It is an arithmetic number, because the mean of its divisors is an integer number (79362480).

Almost surely, 2^2022444240 is an apocalyptic number.

2022444240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2022444240 is an abundant number, since it is smaller than the sum of its proper divisors (4326554160).

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

2022444240 is a wasteful number, since it uses less digits than its factorization.

2022444240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106764 (or 106758 counting only the distinct ones).

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

The square root of 2022444240 is about 44971.5937009130. The cubic root of 2022444240 is about 1264.6165241320.

Adding to 2022444240 its reverse (424442202), we get a palindrome (2446886442).

It can be divided in two parts, 202 and 2444240, that added together give a palindrome (2444442).

The spelling of 2022444240 in words is "two billion, twenty-two million, four hundred forty-four thousand, two hundred forty".