4909173 has 4 divisors (see below), whose sum is σ = 6545568. Its totient is φ = 3272780.

The previous prime is 4909169. The next prime is 4909183. The reversal of 4909173 is 3719094.

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 4909173 - 2² = 4909169 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4909183) 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, 818193 + ... + 818198.

It is an arithmetic number, because the mean of its divisors is an integer number (1636392).

Almost surely, 2^4909173 is an apocalyptic number.

It is an amenable number.

4909173 is a deficient number, since it is larger than the sum of its proper divisors (1636395).

4909173 is a wasteful number, since it uses less digits than its factorization.

4909173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1636394.

The product of its (nonzero) digits is 6804, while the sum is 33.

The square root of 4909173 is about 2215.6653628199. The cubic root of 4909173 is about 169.9558478187.

The spelling of 4909173 in words is "four million, nine hundred nine thousand, one hundred seventy-three".