196688926 has 16 divisors (see below), whose sum is σ = 339204096. Its totient is φ = 83789496.

The previous prime is 196688911. The next prime is 196688941. The reversal of 196688926 is 629886691.

It is an interprime number because it is at equal distance from previous prime (196688911) and next prime (196688941).

It is a super-2 number, since 2×196688926² = 77373067222066952, which contains 22 as substring.

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, 39726 + ... + 44401.

It is an arithmetic number, because the mean of its divisors is an integer number (21200256).

Almost surely, 2^196688926 is an apocalyptic number.

196688926 is a deficient number, since it is larger than the sum of its proper divisors (142515170).

196688926 is a wasteful number, since it uses less digits than its factorization.

196688926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84303.

The product of its digits is 2239488, while the sum is 55.

The square root of 196688926 is about 14024.5829171494. The cubic root of 196688926 is about 581.5583597419.

The spelling of 196688926 in words is "one hundred ninety-six million, six hundred eighty-eight thousand, nine hundred twenty-six".