274999 has 6 divisors (see below), whose sum is σ = 283280. Its totient is φ = 266916.

The previous prime is 274993. The next prime is 275003. The reversal of 274999 is 999472.

It is not a de Polignac number, because 274999 - 2⁷ = 274871 is a prime.

It is a Duffinian number.

274999 is a modest number, since divided by 999 gives 274 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (274993) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3442 + ... + 3520.

2²⁷⁴⁹⁹⁹ is an apocalyptic number.

274999 is a deficient number, since it is larger than the sum of its proper divisors (8281).

274999 is an frugal number, since it uses more digits than its factorization.

274999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197 (or 138 counting only the distinct ones).

The product of its digits is 40824, while the sum is 40.

The square root of 274999 is about 524.4034706216. The cubic root of 274999 is about 65.0294935187.

The spelling of 274999 in words is "two hundred seventy-four thousand, nine hundred ninety-nine".