2973273 has 4 divisors (see below), whose sum is σ = 3964368. Its totient is φ = 1982180.

The previous prime is 2973263. The next prime is 2973277. The reversal of 2973273 is 3723792.

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 2973273 - 2⁸ = 2973017 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (2973277) 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 3 ways as a sum of consecutive naturals, for example, 495543 + ... + 495548.

It is an arithmetic number, because the mean of its divisors is an integer number (991092).

2^2973273 is an apocalyptic number.

It is an amenable number.

2973273 is a deficient number, since it is larger than the sum of its proper divisors (991095).

2973273 is an equidigital number, since it uses as much as digits as its factorization.

2973273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 991094.

The product of its digits is 15876, while the sum is 33.

The square root of 2973273 is about 1724.3181261009. The cubic root of 2973273 is about 143.7953787421.

It can be divided in two parts, 297 and 3273, that added together give a triangular number (3570 = T₈₄).

The spelling of 2973273 in words is "two million, nine hundred seventy-three thousand, two hundred seventy-three".