245322273 has 24 divisors (see below), whose sum is σ = 381918240. Its totient is φ = 139661760.

The previous prime is 245322271. The next prime is 245322277. The reversal of 245322273 is 372223542.

245322273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 245322273 - 2¹ = 245322271 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 245322273.

It is not an unprimeable number, because it can be changed into a prime (245322271) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38338 + ... + 44276.

It is an arithmetic number, because the mean of its divisors is an integer number (15913260).

Almost surely, 2^245322273 is an apocalyptic number.

It is an amenable number.

245322273 is a deficient number, since it is larger than the sum of its proper divisors (136595967).

245322273 is a wasteful number, since it uses less digits than its factorization.

245322273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6237 (or 6230 counting only the distinct ones).

The product of its digits is 20160, while the sum is 30.

The square root of 245322273 is about 15662.7670926947. The cubic root of 245322273 is about 626.0067171888.

The spelling of 245322273 in words is "two hundred forty-five million, three hundred twenty-two thousand, two hundred seventy-three".