245973 has 32 divisors (see below), whose sum is σ = 435456. Its totient is φ = 119808.

The previous prime is 245963. The next prime is 245977. The reversal of 245973 is 379542.

245973 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 245973 - 2⁵ = 245941 is a prime.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 245973.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245977) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4615 + ... + 4667.

It is an arithmetic number, because the mean of its divisors is an integer number (13608).

2²⁴⁵⁹⁷³ is an apocalyptic number.

It is an amenable number.

245973 is a deficient number, since it is larger than the sum of its proper divisors (189483).

245973 is a wasteful number, since it uses less digits than its factorization.

245973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93.

The product of its digits is 7560, while the sum is 30.

The square root of 245973 is about 495.9566513315. The cubic root of 245973 is about 62.6559731011.

The spelling of 245973 in words is "two hundred forty-five thousand, nine hundred seventy-three".