19206104 has 16 divisors (see below), whose sum is σ = 37577520. Its totient is φ = 9185440.

The previous prime is 19206067. The next prime is 19206113. The reversal of 19206104 is 40160291.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a self number, because there is not a number n which added to its sum of digits gives 19206104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52007 + ... + 52374.

It is an arithmetic number, because the mean of its divisors is an integer number (2348595).

Almost surely, 2^19206104 is an apocalyptic number.

It is an amenable number.

19206104 is a deficient number, since it is larger than the sum of its proper divisors (18371416).

19206104 is a wasteful number, since it uses less digits than its factorization.

19206104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104410 (or 104406 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 19206104 is about 4382.4769252102. The cubic root of 19206104 is about 267.8015535452.

Adding to 19206104 its reverse (40160291), we get a palindrome (59366395).

The spelling of 19206104 in words is "nineteen million, two hundred six thousand, one hundred four".