273450105 has 48 divisors (see below), whose sum is σ = 496544256. Its totient is φ = 138948480.

The previous prime is 273450103. The next prime is 273450131. The reversal of 273450105 is 501054372.

It is a happy number.

It is not a de Polignac number, because 273450105 - 2¹ = 273450103 is a prime.

It is a super-2 number, since 2×273450105² = 149549919849022050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (273450103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 445779 + ... + 446391.

It is an arithmetic number, because the mean of its divisors is an integer number (10344672).

Almost surely, 2^273450105 is an apocalyptic number.

It is an amenable number.

273450105 is a deficient number, since it is larger than the sum of its proper divisors (223094151).

273450105 is a wasteful number, since it uses less digits than its factorization.

273450105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1078 (or 1075 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 273450105 is about 16536.3268291359. The cubic root of 273450105 is about 649.0717361230.

The spelling of 273450105 in words is "two hundred seventy-three million, four hundred fifty thousand, one hundred five".