2245199509 has 16 divisors (see below), whose sum is σ = 2578429440. Its totient is φ = 1915119360.

The previous prime is 2245199507. The next prime is 2245199519. The reversal of 2245199509 is 9059915422.

It is not a de Polignac number, because 2245199509 - 2¹ = 2245199507 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2245199507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1648989 + ... + 1650349.

It is an arithmetic number, because the mean of its divisors is an integer number (161151840).

Almost surely, 2^2245199509 is an apocalyptic number.

It is an amenable number.

2245199509 is a deficient number, since it is larger than the sum of its proper divisors (333229931).

2245199509 is a wasteful number, since it uses less digits than its factorization.

2245199509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2340.

The product of its (nonzero) digits is 291600, while the sum is 46.

The square root of 2245199509 is about 47383.5362652472. The cubic root of 2245199509 is about 1309.4381190755.

The spelling of 2245199509 in words is "two billion, two hundred forty-five million, one hundred ninety-nine thousand, five hundred nine".