273713993 has 4 divisors (see below), whose sum is σ = 312816000. Its totient is φ = 234611988.

The previous prime is 273713971. The next prime is 273714013. The reversal of 273713993 is 399317372.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 273713993 - 2⁶ = 273713929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (273713093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19550993 + ... + 19551006.

It is an arithmetic number, because the mean of its divisors is an integer number (78204000).

Almost surely, 2^273713993 is an apocalyptic number.

It is an amenable number.

273713993 is a deficient number, since it is larger than the sum of its proper divisors (39102007).

273713993 is an equidigital number, since it uses as much as digits as its factorization.

273713993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39102006.

The product of its digits is 214326, while the sum is 44.

The square root of 273713993 is about 16544.3039442583. The cubic root of 273713993 is about 649.2804605802.

The spelling of 273713993 in words is "two hundred seventy-three million, seven hundred thirteen thousand, nine hundred ninety-three".