273456993 has 8 divisors (see below), whose sum is σ = 364697856. Its totient is φ = 182260400.

The previous prime is 273456971. The next prime is 273457043. The reversal of 273456993 is 399654372.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 273456993 - 2⁶ = 273456929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (273451993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8083 + ... + 24743.

It is an arithmetic number, because the mean of its divisors is an integer number (45587232).

Almost surely, 2^273456993 is an apocalyptic number.

It is an amenable number.

273456993 is a deficient number, since it is larger than the sum of its proper divisors (91240863).

273456993 is a wasteful number, since it uses less digits than its factorization.

273456993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22135.

The product of its digits is 1224720, while the sum is 48.

The square root of 273456993 is about 16536.5350965672. The cubic root of 273456993 is about 649.0771859516.

The spelling of 273456993 in words is "two hundred seventy-three million, four hundred fifty-six thousand, nine hundred ninety-three".