2664673 has 4 divisors (see below), whose sum is σ = 2906928. Its totient is φ = 2422420.

The previous prime is 2664661. The next prime is 2664689. The reversal of 2664673 is 3764662.

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 de Polignac number, because none of the positive numbers 2^k-2664673 is a prime.

It is a Duffinian number.

2664673 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2664643) 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, 121111 + ... + 121132.

It is an arithmetic number, because the mean of its divisors is an integer number (726732).

2^2664673 is an apocalyptic number.

It is an amenable number.

2664673 is a deficient number, since it is larger than the sum of its proper divisors (242255).

2664673 is a wasteful number, since it uses less digits than its factorization.

2664673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242254.

The product of its digits is 36288, while the sum is 34.

The square root of 2664673 is about 1632.3826144627. The cubic root of 2664673 is about 138.6376879728.

The spelling of 2664673 in words is "two million, six hundred sixty-four thousand, six hundred seventy-three".