247676424241 has 3 divisors (see below), whose sum is σ = 247676921913. Its totient is φ = 247675926570.

The previous prime is 247676424169. The next prime is 247676424299. The reversal of 247676424241 is 142424676742.

The square root of 247676424241 is 497671.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 247676424241 - 2¹¹ = 247676422193 is a prime.

It is a super-2 number, since 2×247676424241² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (247676424841) 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 2 ways as a sum of consecutive naturals, for example, 248836 + ... + 746506.

It is an arithmetic number, because the mean of its divisors is an integer number (82558973971).

Almost surely, 2^247676424241 is an apocalyptic number.

247676424241 is the 497671-st square number.

247676424241 is the 248836-th centered octagonal number.

It is an amenable number.

247676424241 is a deficient number, since it is larger than the sum of its proper divisors (497672).

247676424241 is an frugal number, since it uses more digits than its factorization.

247676424241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 995342 (or 497671 counting only the distinct ones).

The product of its digits is 3612672, while the sum is 49.

Multiplying 247676424241 by its sum of digits (49), we get a square (12136144787809 = 3483697²).

The spelling of 247676424241 in words is "two hundred forty-seven billion, six hundred seventy-six million, four hundred twenty-four thousand, two hundred forty-one".