19041423 has 8 divisors (see below), whose sum is σ = 25409328. Its totient is φ = 12683904.

The previous prime is 19041397. The next prime is 19041443. The reversal of 19041423 is 32414091.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 19041423 - 2⁶ = 19041359 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 19041393 and 19041402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19041443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4311 + ... + 7527.

It is an arithmetic number, because the mean of its divisors is an integer number (3176166).

Almost surely, 2^19041423 is an apocalyptic number.

19041423 is a deficient number, since it is larger than the sum of its proper divisors (6367905).

19041423 is a wasteful number, since it uses less digits than its factorization.

19041423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5193.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 19041423 is about 4363.6479005529. The cubic root of 19041423 is about 267.0339420161.

The spelling of 19041423 in words is "nineteen million, forty-one thousand, four hundred twenty-three".