4170423 has 8 divisors (see below), whose sum is σ = 5887728. Its totient is φ = 2616704.

The previous prime is 4170407. The next prime is 4170427. The reversal of 4170423 is 3240714.

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 4170423 - 2⁴ = 4170407 is a prime.

It is an Ulam number.

4170423 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 4170423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4170427) 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, 40836 + ... + 40937.

It is an arithmetic number, because the mean of its divisors is an integer number (735966).

Almost surely, 2^4170423 is an apocalyptic number.

4170423 is a deficient number, since it is larger than the sum of its proper divisors (1717305).

4170423 is a wasteful number, since it uses less digits than its factorization.

4170423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81793.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 4170423 is about 2042.1613550354. The cubic root of 4170423 is about 160.9632389097.

The spelling of 4170423 in words is "four million, one hundred seventy thousand, four hundred twenty-three".