2245257337 has 4 divisors (see below), whose sum is σ = 2377331316. Its totient is φ = 2113183360.

The previous prime is 2245257307. The next prime is 2245257389. The reversal of 2245257337 is 7337525422.

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 1906108281 + 339149056 = 43659^2 + 18416^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2245257337 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2245257337.

It is not an unprimeable number, because it can be changed into a prime (2245257307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66036964 + ... + 66036997.

It is an arithmetic number, because the mean of its divisors is an integer number (594332829).

Almost surely, 2^2245257337 is an apocalyptic number.

It is an amenable number.

2245257337 is a deficient number, since it is larger than the sum of its proper divisors (132073979).

2245257337 is a wasteful number, since it uses less digits than its factorization.

2245257337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132073978.

The product of its digits is 352800, while the sum is 40.

The square root of 2245257337 is about 47384.1464732668. The cubic root of 2245257337 is about 1309.4493610664.

The spelling of 2245257337 in words is "two billion, two hundred forty-five million, two hundred fifty-seven thousand, three hundred thirty-seven".