19140058 has 16 divisors (see below), whose sum is σ = 33943680. Its totient is φ = 7919856.

The previous prime is 19139999. The next prime is 19140059. The reversal of 19140058 is 85004191.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (19140059) 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, 23166 + ... + 23977.

It is an arithmetic number, because the mean of its divisors is an integer number (2121480).

Almost surely, 2^19140058 is an apocalyptic number.

19140058 is a deficient number, since it is larger than the sum of its proper divisors (14803622).

19140058 is a wasteful number, since it uses less digits than its factorization.

19140058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47181.

The product of its (nonzero) digits is 1440, while the sum is 28.

The square root of 19140058 is about 4374.9351995201. The cubic root of 19140058 is about 267.4942287747.

The spelling of 19140058 in words is "nineteen million, one hundred forty thousand, fifty-eight".