273740761 has 8 divisors (see below), whose sum is σ = 317516480. Its totient is φ = 231132528.

The previous prime is 273740741. The next prime is 273740791. The reversal of 273740761 is 167047372.

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 273740761 - 2⁹ = 273740249 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 273740761.

It is not an unprimeable number, because it can be changed into a prime (273740741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 291366 + ... + 292303.

It is an arithmetic number, because the mean of its divisors is an integer number (39689560).

Almost surely, 2^273740761 is an apocalyptic number.

It is an amenable number.

273740761 is a deficient number, since it is larger than the sum of its proper divisors (43775719).

273740761 is an equidigital number, since it uses as much as digits as its factorization.

273740761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583743.

The product of its (nonzero) digits is 49392, while the sum is 37.

The square root of 273740761 is about 16545.1129038154. The cubic root of 273740761 is about 649.3016254619.

The spelling of 273740761 in words is "two hundred seventy-three million, seven hundred forty thousand, seven hundred sixty-one".