2245427187 has 8 divisors (see below), whose sum is σ = 3124072704. Its totient is φ = 1431866568.

The previous prime is 2245427143. The next prime is 2245427189. The reversal of 2245427187 is 7817245422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2245427187 - 2¹⁵ = 2245394419 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2245427189) 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, 16271143 + ... + 16271280.

It is an arithmetic number, because the mean of its divisors is an integer number (390509088).

Almost surely, 2^2245427187 is an apocalyptic number.

2245427187 is a deficient number, since it is larger than the sum of its proper divisors (878645517).

2245427187 is a wasteful number, since it uses less digits than its factorization.

2245427187 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32542449.

The product of its digits is 250880, while the sum is 42.

The square root of 2245427187 is about 47385.9387054852. The cubic root of 2245427187 is about 1309.4823794592.

The spelling of 2245427187 in words is "two billion, two hundred forty-five million, four hundred twenty-seven thousand, one hundred eighty-seven".