2277078 has 8 divisors (see below), whose sum is σ = 4554168. Its totient is φ = 759024.

The previous prime is 2277071. The next prime is 2277083. The reversal of 2277078 is 8707722.

It is a happy number.

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

2277078 is an admirable number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2277071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 189751 + ... + 189762.

It is an arithmetic number, because the mean of its divisors is an integer number (569271).

2^2277078 is an apocalyptic number.

2277078 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.

2277078 is a wasteful number, since it uses less digits than its factorization.

2277078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379518.

The product of its (nonzero) digits is 10976, while the sum is 33.

The square root of 2277078 is about 1508.9990059639. Note that the first 3 decimals coincide. The cubic root of 2277078 is about 131.5606374578.

The spelling of 2277078 in words is "two million, two hundred seventy-seven thousand, seventy-eight".