3205673 has 8 divisors (see below), whose sum is σ = 3411720. Its totient is φ = 3001600.

The previous prime is 3205651. The next prime is 3205681. The reversal of 3205673 is 3765023.

It can be written as a sum of positive squares in 4 ways, for example, as 683929 + 2521744 = 827^2 + 1588^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 3205673 - 2⁸ = 3205417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3205603) 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, 4223 + ... + 4923.

It is an arithmetic number, because the mean of its divisors is an integer number (426465).

Almost surely, 2^3205673 is an apocalyptic number.

It is an amenable number.

3205673 is a deficient number, since it is larger than the sum of its proper divisors (206047).

3205673 is a wasteful number, since it uses less digits than its factorization.

3205673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 987.

The product of its (nonzero) digits is 3780, while the sum is 26.

The square root of 3205673 is about 1790.4393315608. The cubic root of 3205673 is about 147.4482898312.

The spelling of 3205673 in words is "three million, two hundred five thousand, six hundred seventy-three".