2245202489 has 4 divisors (see below), whose sum is σ = 2245739124. Its totient is φ = 2244665856.

The previous prime is 2245202437. The next prime is 2245202501. The reversal of 2245202489 is 9842025422.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1909690000 + 335512489 = 43700^2 + 18317^2 .

It is a cyclic number.

It is not a de Polignac number, because 2245202489 - 2⁸ = 2245202233 is a prime.

It is a super-2 number, since 2×2245202489² = 10081868433223590242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2245202429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 261992 + ... + 270425.

It is an arithmetic number, because the mean of its divisors is an integer number (561434781).

Almost surely, 2^2245202489 is an apocalyptic number.

It is an amenable number.

2245202489 is a deficient number, since it is larger than the sum of its proper divisors (536635).

2245202489 is an equidigital number, since it uses as much as digits as its factorization.

2245202489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536634.

The product of its (nonzero) digits is 92160, while the sum is 38.

The square root of 2245202489 is about 47383.5677107581. The cubic root of 2245202489 is about 1309.4386984040.

The spelling of 2245202489 in words is "two billion, two hundred forty-five million, two hundred two thousand, four hundred eighty-nine".