1082778 has 8 divisors (see below), whose sum is σ = 2165568. Its totient is φ = 360924.

The previous prime is 1082777. The next prime is 1082801. The reversal of 1082778 is 8772801.

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

1082778 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1082777) 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, 90226 + ... + 90237.

It is an arithmetic number, because the mean of its divisors is an integer number (270696).

2^1082778 is an apocalyptic number.

1082778 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.

1082778 is a wasteful number, since it uses less digits than its factorization.

1082778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180468.

The product of its (nonzero) digits is 6272, while the sum is 33.

The square root of 1082778 is about 1040.5661920320. The cubic root of 1082778 is about 102.6864502457.

The spelling of 1082778 in words is "one million, eighty-two thousand, seven hundred seventy-eight".