248395773 has 4 divisors (see below), whose sum is σ = 331194368. Its totient is φ = 165597180.

The previous prime is 248395769. The next prime is 248395787. The reversal of 248395773 is 377593842.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 248395773 - 2² = 248395769 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 (248395703) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41399293 + ... + 41399298.

It is an arithmetic number, because the mean of its divisors is an integer number (82798592).

Almost surely, 2^248395773 is an apocalyptic number.

It is an amenable number.

248395773 is a deficient number, since it is larger than the sum of its proper divisors (82798595).

248395773 is an equidigital number, since it uses as much as digits as its factorization.

248395773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82798594.

The product of its digits is 1270080, while the sum is 48.

The square root of 248395773 is about 15760.5765440227. The cubic root of 248395773 is about 628.6101661954.

The spelling of 248395773 in words is "two hundred forty-eight million, three hundred ninety-five thousand, seven hundred seventy-three".