3196978390 has 8 divisors (see below), whose sum is σ = 5754561120. Its totient is φ = 1278791352.

The previous prime is 3196978381. The next prime is 3196978409. The reversal of 3196978390 is 938796913.

3196978390 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×3196978390² = 20441341652253984200, 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 3 ways as a sum of consecutive naturals, for example, 159848910 + ... + 159848929.

It is an arithmetic number, because the mean of its divisors is an integer number (719320140).

Almost surely, 2^3196978390 is an apocalyptic number.

3196978390 is a deficient number, since it is larger than the sum of its proper divisors (2557582730).

3196978390 is a wasteful number, since it uses less digits than its factorization.

3196978390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319697846.

The product of its (nonzero) digits is 2204496, while the sum is 55.

The square root of 3196978390 is about 56541.8286757689. The cubic root of 3196978390 is about 1473.1486322907.

The spelling of 3196978390 in words is "three billion, one hundred ninety-six million, nine hundred seventy-eight thousand, three hundred ninety".