3012209978 has 8 divisors (see below), whose sum is σ = 4614449472. Its totient is φ = 1474060156.

The previous prime is 3012209929. The next prime is 3012210029. The reversal of 3012209978 is 8799022103.

It is a happy number.

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

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 in 3 ways as a sum of consecutive naturals, for example, 16022300 + ... + 16022487.

It is an arithmetic number, because the mean of its divisors is an integer number (576806184).

Almost surely, 2^3012209978 is an apocalyptic number.

3012209978 is a deficient number, since it is larger than the sum of its proper divisors (1602239494).

3012209978 is a wasteful number, since it uses less digits than its factorization.

3012209978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32044836.

The product of its (nonzero) digits is 54432, while the sum is 41.

The square root of 3012209978 is about 54883.6039086356. The cubic root of 3012209978 is about 1444.2035701700.

The spelling of 3012209978 in words is "three billion, twelve million, two hundred nine thousand, nine hundred seventy-eight".