2222249000 has 32 divisors (see below), whose sum is σ = 5200065000. Its totient is φ = 888899200.

The previous prime is 2222248979. The next prime is 2222249009. The reversal of 2222249000 is 9422222.

It can be written as a sum of positive squares in 4 ways, for example, as 173238244 + 2049010756 = 13162^2 + 45266^2 .

It is not an unprimeable number, because it can be changed into a prime (2222249009) 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, 1110125 + ... + 1112124.

Almost surely, 2^2222249000 is an apocalyptic number.

2222249000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2222249000 is an abundant number, since it is smaller than the sum of its proper divisors (2977816000).

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

2222249000 is a wasteful number, since it uses less digits than its factorization.

2222249000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2222270 (or 2222256 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 2222249000 is about 47140.7360994713. The cubic root of 2222249000 is about 1304.9611219414.

The spelling of 2222249000 in words is "two billion, two hundred twenty-two million, two hundred forty-nine thousand".