196973688 has 16 divisors (see below), whose sum is σ = 492434280. Its totient is φ = 65657888.

The previous prime is 196973653. The next prime is 196973723. The reversal of 196973688 is 886379691.

It is an interprime number because it is at equal distance from previous prime (196973653) and next prime (196973723).

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, 4103595 + ... + 4103642.

Almost surely, 2^196973688 is an apocalyptic number.

It is an amenable number.

196973688 is an abundant number, since it is smaller than the sum of its proper divisors (295460592).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

196973688 is a wasteful number, since it uses less digits than its factorization.

196973688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8207246 (or 8207242 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 57.

The square root of 196973688 is about 14034.7314901283. The cubic root of 196973688 is about 581.8388803065.

It can be divided in two parts, 1969 and 73688, that added together give a palindrome (75657).

The spelling of 196973688 in words is "one hundred ninety-six million, nine hundred seventy-three thousand, six hundred eighty-eight".