3196978 has 8 divisors (see below), whose sum is σ = 5047920. Its totient is φ = 1514340.

The previous prime is 3196957. The next prime is 3196979. The reversal of 3196978 is 8796913.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (3196979) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42028 + ... + 42103.

It is an arithmetic number, because the mean of its divisors is an integer number (630990).

Almost surely, 2^3196978 is an apocalyptic number.

3196978 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

3196978 is a deficient number, since it is larger than the sum of its proper divisors (1850942).

3196978 is a wasteful number, since it uses less digits than its factorization.

3196978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84152.

The product of its digits is 81648, while the sum is 43.

The square root of 3196978 is about 1788.0095078047. The cubic root of 3196978 is about 147.3148572387.

The spelling of 3196978 in words is "three million, one hundred ninety-six thousand, nine hundred seventy-eight".