2978466 has 16 divisors (see below), whose sum is σ = 5973888. Its totient is φ = 990000.

The previous prime is 2978453. The next prime is 2978483. The reversal of 2978466 is 6648792.

2978466 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3591 + ... + 4341.

It is an arithmetic number, because the mean of its divisors is an integer number (373368).

2^2978466 is an apocalyptic number.

2978466 is an abundant number, since it is smaller than the sum of its proper divisors (2995422).

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

2978466 is a wasteful number, since it uses less digits than its factorization.

2978466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1417.

The product of its digits is 145152, while the sum is 42.

The square root of 2978466 is about 1725.8232817992. The cubic root of 2978466 is about 143.8790458083.

The spelling of 2978466 in words is "two million, nine hundred seventy-eight thousand, four hundred sixty-six".