2904333978 has 64 divisors (see below), whose sum is σ = 7295097600. Its totient is φ = 765971136.

The previous prime is 2904333973. The next prime is 2904333979. The reversal of 2904333978 is 8793334092.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2904333973) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 27525 + ... + 81032.

It is an arithmetic number, because the mean of its divisors is an integer number (113985900).

Almost surely, 2^2904333978 is an apocalyptic number.

2904333978 is an abundant number, since it is smaller than the sum of its proper divisors (4390763622).

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

2904333978 is a wasteful number, since it uses less digits than its factorization.

2904333978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108596 (or 108582 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 48.

The square root of 2904333978 is about 53891.8730236758. The cubic root of 2904333978 is about 1426.7531889059.

The spelling of 2904333978 in words is "two billion, nine hundred four million, three hundred thirty-three thousand, nine hundred seventy-eight".