2750273 has 4 divisors (see below), whose sum is σ = 2845140. Its totient is φ = 2655408.

The previous prime is 2750263. The next prime is 2750287. The reversal of 2750273 is 3720572.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1329409 + 1420864 = 1153^2 + 1192^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2750273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2750213) 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, 47390 + ... + 47447.

It is an arithmetic number, because the mean of its divisors is an integer number (711285).

2^2750273 is an apocalyptic number.

It is an amenable number.

2750273 is a deficient number, since it is larger than the sum of its proper divisors (94867).

2750273 is an equidigital number, since it uses as much as digits as its factorization.

2750273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94866.

The product of its (nonzero) digits is 2940, while the sum is 26.

The square root of 2750273 is about 1658.3947057320. The cubic root of 2750273 is about 140.1066024808.

Subtracting 2750273 from its reverse (3720572), we obtain a cube (970299 = 99³).

The spelling of 2750273 in words is "two million, seven hundred fifty thousand, two hundred seventy-three".