274876858369 has 3 divisors (see below), whose sum is σ = 274877382657. Its totient is φ = 274876334082.

The previous prime is 274876858367. The next prime is 274876858381. The reversal of 274876858369 is 963858678472.

The square root of 274876858369 is 524287.

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

274876858369 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 274876858369 - 2¹ = 274876858367 is a prime.

It is a super-2 number, since 2×274876858369² (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 (274876858363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 262144 + ... + 786430.

It is an arithmetic number, because the mean of its divisors is an integer number (91625794219).

It is a Proth number, since it is equal to 262143 ⋅ 2²⁰ + 1 and 262143 < 2²⁰.

Almost surely, 2^274876858369 is an apocalyptic number.

274876858369 is the 524287-th square number.

274876858369 is the 262144-th centered octagonal number.

It is an amenable number.

274876858369 is a deficient number, since it is larger than the sum of its proper divisors (524288).

274876858369 is an frugal number, since it uses more digits than its factorization.

274876858369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1048574 (or 524287 counting only the distinct ones).

The product of its digits is 975421440, while the sum is 73.

The spelling of 274876858369 in words is "two hundred seventy-four billion, eight hundred seventy-six million, eight hundred fifty-eight thousand, three hundred sixty-nine".