274564085 has 8 divisors (see below), whose sum is σ = 337513176. Its totient is φ = 214293760.

The previous prime is 274564063. The next prime is 274564153. The reversal of 274564085 is 580465472.

It can be written as a sum of positive squares in 4 ways, for example, as 15547249 + 259016836 = 3943^2 + 16094^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 274564085 - 2¹⁰ = 274563061 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 669464 + ... + 669873.

It is an arithmetic number, because the mean of its divisors is an integer number (42189147).

Almost surely, 2^274564085 is an apocalyptic number.

It is an amenable number.

274564085 is a deficient number, since it is larger than the sum of its proper divisors (62949091).

274564085 is a wasteful number, since it uses less digits than its factorization.

274564085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1339383.

The product of its (nonzero) digits is 268800, while the sum is 41.

The square root of 274564085 is about 16569.9754073445. The cubic root of 274564085 is about 649.9519372746.

The spelling of 274564085 in words is "two hundred seventy-four million, five hundred sixty-four thousand, eighty-five".