3195978 has 8 divisors (see below), whose sum is σ = 6391968. Its totient is φ = 1065324.

The previous prime is 3195977. The next prime is 3196001. The reversal of 3195978 is 8795913.

It is a happy number.

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

3195978 is an admirable number.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3195977) 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, 266326 + ... + 266337.

It is an arithmetic number, because the mean of its divisors is an integer number (798996).

Almost surely, 2^3195978 is an apocalyptic number.

3195978 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3195978 is a wasteful number, since it uses less digits than its factorization.

3195978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532668.

The product of its digits is 68040, while the sum is 42.

The square root of 3195978 is about 1787.7298453625. The cubic root of 3195978 is about 147.2994958339.

The spelling of 3195978 in words is "three million, one hundred ninety-five thousand, nine hundred seventy-eight".