4142923 has 4 divisors (see below), whose sum is σ = 4152600. Its totient is φ = 4133248.

The previous prime is 4142903. The next prime is 4142939. The reversal of 4142923 is 3292414.

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

It is a cyclic number.

It is not a de Polignac number, because 4142923 - 2⁵ = 4142891 is a prime.

It is a Duffinian number.

4142923 is a lucky number.

It is a zygodrome in base 6.

It is not an unprimeable number, because it can be changed into a prime (4142903) 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, 4165 + ... + 5062.

It is an arithmetic number, because the mean of its divisors is an integer number (1038150).

Almost surely, 2^4142923 is an apocalyptic number.

4142923 is a deficient number, since it is larger than the sum of its proper divisors (9677).

4142923 is an equidigital number, since it uses as much as digits as its factorization.

4142923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9676.

The product of its digits is 1728, while the sum is 25.

The square root of 4142923 is about 2035.4171562606. The cubic root of 4142923 is about 160.6086582213.

The spelling of 4142923 in words is "four million, one hundred forty-two thousand, nine hundred twenty-three".