2422889940 has 96 divisors (see below), whose sum is σ = 7048387584. Its totient is φ = 621204480.

The previous prime is 2422889939. The next prime is 2422889969. The reversal of 2422889940 is 499882242.

It is a super-2 number, since 2×2422889940² = 11740791322706407200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2422889940.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 287872 + ... + 296168.

It is an arithmetic number, because the mean of its divisors is an integer number (73420704).

Almost surely, 2^2422889940 is an apocalyptic number.

2422889940 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2422889940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3524193792).

2422889940 is an abundant number, since it is smaller than the sum of its proper divisors (4625497644).

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

2422889940 is a wasteful number, since it uses less digits than its factorization.

2422889940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8497 (or 8495 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 48.

The square root of 2422889940 is about 49222.8599331652. The cubic root of 2422889940 is about 1343.1089061143.

The spelling of 2422889940 in words is "two billion, four hundred twenty-two million, eight hundred eighty-nine thousand, nine hundred forty".