2043522450 has 54 divisors (see below), whose sum is σ = 5492841237. Its totient is φ = 544683600.

The previous prime is 2043522433. The next prime is 2043522457. The reversal of 2043522450 is 542253402.

It is a happy number.

2043522450 is a `hidden beast` number, since 2 + 0 + 435 + 224 + 5 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2002652001 + 40870449 = 44751^2 + 6393^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=31965.

It is not an unprimeable number, because it can be changed into a prime (2043522457) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 957885 + ... + 960015.

Almost surely, 2^2043522450 is an apocalyptic number.

2043522450 is an abundant number, since it is smaller than the sum of its proper divisors (3449318787).

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

2043522450 is an equidigital number, since it uses as much as digits as its factorization.

2043522450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4280 (or 2141 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 2043522450 is about 45205.3365212560. The cubic root of 2043522450 is about 1268.9946887463.

Adding to 2043522450 its reverse (542253402), we get a palindrome (2585775852).

The spelling of 2043522450 in words is "two billion, forty-three million, five hundred twenty-two thousand, four hundred fifty".