274696385 has 16 divisors (see below), whose sum is σ = 334454400. Its totient is φ = 216558720.

The previous prime is 274696349. The next prime is 274696417. The reversal of 274696385 is 583696472.

It is a happy number.

It is not a de Polignac number, because 274696385 - 2¹⁰ = 274695361 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 261341 + ... + 262389.

It is an arithmetic number, because the mean of its divisors is an integer number (20903400).

Almost surely, 2^274696385 is an apocalyptic number.

It is an amenable number.

274696385 is a deficient number, since it is larger than the sum of its proper divisors (59758015).

274696385 is a wasteful number, since it uses less digits than its factorization.

274696385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1768.

The product of its digits is 2177280, while the sum is 50.

The square root of 274696385 is about 16573.9670869711. The cubic root of 274696385 is about 650.0563146475.

The spelling of 274696385 in words is "two hundred seventy-four million, six hundred ninety-six thousand, three hundred eighty-five".