2022777440 has 48 divisors (see below), whose sum is σ = 4844302848. Its totient is φ = 798022656.

The previous prime is 2022777439. The next prime is 2022777443. The reversal of 2022777440 is 447772202.

It is a self number, because there is not a number n which added to its sum of digits gives 2022777440.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2022777443) 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 7 ways as a sum of consecutive naturals, for example, 74912 + ... + 98271.

It is an arithmetic number, because the mean of its divisors is an integer number (100922976).

Almost surely, 2^2022777440 is an apocalyptic number.

2022777440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2022777440 is an abundant number, since it is smaller than the sum of its proper divisors (2821525408).

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

2022777440 is a wasteful number, since it uses less digits than its factorization.

2022777440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173271 (or 173263 counting only the distinct ones).

The product of its (nonzero) digits is 43904, while the sum is 35.

The square root of 2022777440 is about 44975.2981090732. The cubic root of 2022777440 is about 1264.6859693243.

The spelling of 2022777440 in words is "two billion, twenty-two million, seven hundred seventy-seven thousand, four hundred forty".