2289993450 has 48 divisors (see below), whose sum is σ = 5684743296. Its totient is φ = 610067200.

The previous prime is 2289993427. The next prime is 2289993457. The reversal of 2289993450 is 543999822.

It is a happy number.

2289993450 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2289993393 and 2289993402.

It is not an unprimeable number, because it can be changed into a prime (2289993457) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 158530 + ... + 172370.

It is an arithmetic number, because the mean of its divisors is an integer number (118432152).

Almost surely, 2^2289993450 is an apocalyptic number.

2289993450 is an abundant number, since it is smaller than the sum of its proper divisors (3394749846).

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

2289993450 is a wasteful number, since it uses less digits than its factorization.

2289993450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14959 (or 14954 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 51.

The square root of 2289993450 is about 47853.8760185630. The cubic root of 2289993450 is about 1318.0890334937.

The spelling of 2289993450 in words is "two billion, two hundred eighty-nine million, nine hundred ninety-three thousand, four hundred fifty".