273122985 has 16 divisors (see below), whose sum is σ = 439265664. Its totient is φ = 144909312.

The previous prime is 273122981. The next prime is 273123001. The reversal of 273122985 is 589221372.

It is not a de Polignac number, because 273122985 - 2² = 273122981 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (273122981) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44277 + ... + 50066.

It is an arithmetic number, because the mean of its divisors is an integer number (27454104).

Almost surely, 2^273122985 is an apocalyptic number.

It is an amenable number.

273122985 is a deficient number, since it is larger than the sum of its proper divisors (166142679).

273122985 is a wasteful number, since it uses less digits than its factorization.

273122985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94544.

The product of its digits is 60480, while the sum is 39.

The square root of 273122985 is about 16526.4329182071. The cubic root of 273122985 is about 648.8128112900.

The spelling of 273122985 in words is "two hundred seventy-three million, one hundred twenty-two thousand, nine hundred eighty-five".