2773973 has 8 divisors (see below), whose sum is σ = 2931456. Its totient is φ = 2620800.

The previous prime is 2773949. The next prime is 2773997. The reversal of 2773973 is 3793772.

It is an interprime number because it is at equal distance from previous prime (2773949) and next prime (2773997).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2773973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2773073) 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, 293 + ... + 2373.

It is an arithmetic number, because the mean of its divisors is an integer number (366432).

2^2773973 is an apocalyptic number.

It is an amenable number.

2773973 is a deficient number, since it is larger than the sum of its proper divisors (157483).

2773973 is a wasteful number, since it uses less digits than its factorization.

2773973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2155.

The product of its digits is 55566, while the sum is 38.

The square root of 2773973 is about 1665.5248422044. The cubic root of 2773973 is about 140.5079000805.

The spelling of 2773973 in words is "two million, seven hundred seventy-three thousand, nine hundred seventy-three".