3093978 has 8 divisors (see below), whose sum is σ = 6187968. Its totient is φ = 1031324.

The previous prime is 3093973. The next prime is 3093989. The reversal of 3093978 is 8793903.

It is a happy number.

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

3093978 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3093971) 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, 257826 + ... + 257837.

It is an arithmetic number, because the mean of its divisors is an integer number (773496).

Almost surely, 2^3093978 is an apocalyptic number.

3093978 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.

3093978 is a wasteful number, since it uses less digits than its factorization.

3093978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515668.

The product of its (nonzero) digits is 40824, while the sum is 39.

The square root of 3093978 is about 1758.9707217575. The cubic root of 3093978 is about 145.7154965023.

The spelling of 3093978 in words is "three million, ninety-three thousand, nine hundred seventy-eight".