2228202420 has 24 divisors (see below), whose sum is σ = 6238966944. Its totient is φ = 594187296.

The previous prime is 2228202401. The next prime is 2228202421. The reversal of 2228202420 is 242028222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2228202421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18568294 + ... + 18568413.

It is an arithmetic number, because the mean of its divisors is an integer number (259956956).

Almost surely, 2^2228202420 is an apocalyptic number.

2228202420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2228202420 is an abundant number, since it is smaller than the sum of its proper divisors (4010764524).

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

2228202420 is a wasteful number, since it uses less digits than its factorization.

2228202420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37136719 (or 37136717 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

The square root of 2228202420 is about 47203.8390387901. The cubic root of 2228202420 is about 1306.1254160464.

The spelling of 2228202420 in words is "two billion, two hundred twenty-eight million, two hundred two thousand, four hundred twenty".