2228921814 has 16 divisors (see below), whose sum is σ = 5094678528. Its totient is φ = 636834792.

The previous prime is 2228921801. The next prime is 2228921819. The reversal of 2228921814 is 4181298222.

2228921814 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2228921819) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26534742 + ... + 26534825.

It is an arithmetic number, because the mean of its divisors is an integer number (318417408).

Almost surely, 2^2228921814 is an apocalyptic number.

2228921814 is an abundant number, since it is smaller than the sum of its proper divisors (2865756714).

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

2228921814 is a wasteful number, since it uses less digits than its factorization.

2228921814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53069579.

The product of its digits is 36864, while the sum is 39.

The square root of 2228921814 is about 47211.4585032066. The cubic root of 2228921814 is about 1306.2659654680.

The spelling of 2228921814 in words is "two billion, two hundred twenty-eight million, nine hundred twenty-one thousand, eight hundred fourteen".