19434196 has 24 divisors (see below), whose sum is σ = 36360576. Its totient is φ = 9056640.

The previous prime is 19434193. The next prime is 19434211. The reversal of 19434196 is 69143491.

It is a nialpdrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19434193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5941 + ... + 8611.

It is an arithmetic number, because the mean of its divisors is an integer number (1515024).

Almost surely, 2^19434196 is an apocalyptic number.

It is an amenable number.

19434196 is a deficient number, since it is larger than the sum of its proper divisors (16926380).

19434196 is a wasteful number, since it uses less digits than its factorization.

19434196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2799 (or 2797 counting only the distinct ones).

The product of its digits is 23328, while the sum is 37.

The square root of 19434196 is about 4408.4233009093. The cubic root of 19434196 is about 268.8575227954.

The spelling of 19434196 in words is "nineteen million, four hundred thirty-four thousand, one hundred ninety-six".