196908838 has 16 divisors (see below), whose sum is σ = 348447744. Its totient is φ = 81667080.

The previous prime is 196908823. The next prime is 196908847. The reversal of 196908838 is 838809691.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 226420 + ... + 227287.

It is an arithmetic number, because the mean of its divisors is an integer number (21777984).

Almost surely, 2^196908838 is an apocalyptic number.

196908838 is a deficient number, since it is larger than the sum of its proper divisors (151538906).

196908838 is a wasteful number, since it uses less digits than its factorization.

196908838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453747.

The product of its (nonzero) digits is 746496, while the sum is 52.

The square root of 196908838 is about 14032.4209600482. The cubic root of 196908838 is about 581.7750200122.

The spelling of 196908838 in words is "one hundred ninety-six million, nine hundred eight thousand, eight hundred thirty-eight".