4080423 has 4 divisors (see below), whose sum is σ = 5440568. Its totient is φ = 2720280.

The previous prime is 4080413. The next prime is 4080431. The reversal of 4080423 is 3240804.

It is a happy number.

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

It is not a de Polignac number, because 4080423 - 2⁶ = 4080359 is a prime.

It is a D-number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4080423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4080403) 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, 680068 + ... + 680073.

It is an arithmetic number, because the mean of its divisors is an integer number (1360142).

Almost surely, 2^4080423 is an apocalyptic number.

4080423 is a deficient number, since it is larger than the sum of its proper divisors (1360145).

4080423 is a wasteful number, since it uses less digits than its factorization.

4080423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1360144.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 4080423 is about 2020.0056930613. The cubic root of 4080423 is about 159.7969168209.

The spelling of 4080423 in words is "four million, eighty thousand, four hundred twenty-three".