196998976 has 14 divisors (see below), whose sum is σ = 390919970. Its totient is φ = 98499456.

The previous prime is 196998947. The next prime is 196999003. The reversal of 196998976 is 679899691.

It can be written as a sum of positive squares in only one way, i.e., 179560000 + 17438976 = 13400^2 + 4176^2 .

It is a Harshad number since it is a multiple of its sum of digits (64), and also a Moran number because the ratio is a prime number: 3078109 = 196998976 / (1 + 9 + 6 + 9 + 9 + 8 + 9 + 7 + 6).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1538991 + ... + 1539118.

It is an arithmetic number, because the mean of its divisors is an integer number (27922855).

Almost surely, 2^196998976 is an apocalyptic number.

196998976 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

196998976 is a deficient number, since it is larger than the sum of its proper divisors (193920994).

196998976 is an equidigital number, since it uses as much as digits as its factorization.

196998976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3078121 (or 3078111 counting only the distinct ones).

The product of its digits is 13226976, while the sum is 64.

The square root of 196998976 is about 14035.6323690812. The cubic root of 196998976 is about 581.8637785761.

The spelling of 196998976 in words is "one hundred ninety-six million, nine hundred ninety-eight thousand, nine hundred seventy-six".