4172347 has 4 divisors (see below), whose sum is σ = 4178160. Its totient is φ = 4166536.

The previous prime is 4172341. The next prime is 4172353. The reversal of 4172347 is 7432714.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (4172341) and next prime (4172353).

It is a cyclic number.

It is not a de Polignac number, because 4172347 - 2¹⁵ = 4139579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4172341) 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, 1648 + ... + 3325.

It is an arithmetic number, because the mean of its divisors is an integer number (1044540).

Almost surely, 2^4172347 is an apocalyptic number.

4172347 is a deficient number, since it is larger than the sum of its proper divisors (5813).

4172347 is an equidigital number, since it uses as much as digits as its factorization.

4172347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5812.

The product of its digits is 4704, while the sum is 28.

The square root of 4172347 is about 2042.6323702517. The cubic root of 4172347 is about 160.9879882504.

It can be divided in two parts, 417234 and 7, that added together give a triangular number (417241 = T₉₁₃).

The spelling of 4172347 in words is "four million, one hundred seventy-two thousand, three hundred forty-seven".