2228839450 has 24 divisors (see below), whose sum is σ = 4147851708. Its totient is φ = 891060480.

The previous prime is 2228839447. The next prime is 2228839469. The reversal of 2228839450 is 549388222.

It can be written as a sum of positive squares in 6 ways, for example, as 561832209 + 1667007241 = 23703^2 + 40829^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2228839397 and 2228839406.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 91794 + ... + 113506.

Almost surely, 2^2228839450 is an apocalyptic number.

2228839450 is a deficient number, since it is larger than the sum of its proper divisors (1919012258).

2228839450 is a wasteful number, since it uses less digits than its factorization.

2228839450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23778 (or 23773 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 43.

The square root of 2228839450 is about 47210.5862069091. The cubic root of 2228839450 is about 1306.2498753844.

The spelling of 2228839450 in words is "two billion, two hundred twenty-eight million, eight hundred thirty-nine thousand, four hundred fifty".