2905273 has 4 divisors (see below), whose sum is σ = 3320320. Its totient is φ = 2490228.

The previous prime is 2905267. The next prime is 2905303. The reversal of 2905273 is 3725092.

2905273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2905273 - 2⁵ = 2905241 is a prime.

It is a super-2 number, since 2×2905273² = 16881222409058, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2905213) 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 3 ways as a sum of consecutive naturals, for example, 207513 + ... + 207526.

It is an arithmetic number, because the mean of its divisors is an integer number (830080).

2^2905273 is an apocalyptic number.

It is an amenable number.

2905273 is a deficient number, since it is larger than the sum of its proper divisors (415047).

2905273 is an equidigital number, since it uses as much as digits as its factorization.

2905273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415046.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 2905273 is about 1704.4861395740. The cubic root of 2905273 is about 142.6906937095.

The spelling of 2905273 in words is "two million, nine hundred five thousand, two hundred seventy-three".