4171745 has 8 divisors (see below), whose sum is σ = 5028480. Its totient is φ = 3322480.

The previous prime is 4171721. The next prime is 4171751. The reversal of 4171745 is 5471714.

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

It is not a de Polignac number, because 4171745 - 2¹⁰ = 4170721 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 551 + ... + 2940.

It is an arithmetic number, because the mean of its divisors is an integer number (628560).

Almost surely, 2^4171745 is an apocalyptic number.

It is an amenable number.

4171745 is a deficient number, since it is larger than the sum of its proper divisors (856735).

4171745 is a wasteful number, since it uses less digits than its factorization.

4171745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3735.

The product of its digits is 3920, while the sum is 29.

The square root of 4171745 is about 2042.4850060649. The cubic root of 4171745 is about 160.9802452518.

Subtracting from 4171745 its sum of digits (29), we obtain a triangular number (4171716 = T₂₈₈₈).

The spelling of 4171745 in words is "four million, one hundred seventy-one thousand, seven hundred forty-five".