7171423 has 8 divisors (see below), whose sum is σ = 8552448. Its totient is φ = 5879544.

The previous prime is 7171397. The next prime is 7171429. The reversal of 7171423 is 3241717.

It is a happy number.

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 7171423 - 2²¹ = 5074271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7171429) 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, 22111 + ... + 22432.

It is an arithmetic number, because the mean of its divisors is an integer number (1069056).

Almost surely, 2^7171423 is an apocalyptic number.

7171423 is a deficient number, since it is larger than the sum of its proper divisors (1381025).

7171423 is a wasteful number, since it uses less digits than its factorization.

7171423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44573.

The product of its digits is 1176, while the sum is 25.

The square root of 7171423 is about 2677.9512691608. The cubic root of 7171423 is about 192.8420679052.

The spelling of 7171423 in words is "seven million, one hundred seventy-one thousand, four hundred twenty-three".