245872773 has 8 divisors (see below), whose sum is σ = 364256000. Its totient is φ = 163915164.

The previous prime is 245872771. The next prime is 245872799. The reversal of 245872773 is 377278542.

It is not a de Polignac number, because 245872773 - 2¹ = 245872771 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 (245872771) 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, 4553173 + ... + 4553226.

It is an arithmetic number, because the mean of its divisors is an integer number (45532000).

Almost surely, 2^245872773 is an apocalyptic number.

It is an amenable number.

245872773 is a deficient number, since it is larger than the sum of its proper divisors (118383227).

245872773 is an equidigital number, since it uses as much as digits as its factorization.

245872773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9106408 (or 9106402 counting only the distinct ones).

The product of its digits is 658560, while the sum is 45.

The square root of 245872773 is about 15680.3307681949. The cubic root of 245872773 is about 626.4746176947.

The spelling of 245872773 in words is "two hundred forty-five million, eight hundred seventy-two thousand, seven hundred seventy-three".