1000078 has 8 divisors (see below), whose sum is σ = 1504368. Its totient is φ = 498624.

The previous prime is 1000039. The next prime is 1000081. The reversal of 1000078 is 8700001.

1000078 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 975 + ... + 1717.

It is an arithmetic number, because the mean of its divisors is an integer number (188046).

2^1000078 is an apocalyptic number.

1000078 is a deficient number, since it is larger than the sum of its proper divisors (504290).

1000078 is an equidigital number, since it uses as much as digits as its factorization.

1000078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1418.

The product of its (nonzero) digits is 56, while the sum is 16.

The square root of 1000078 is about 1000.0389992395. The cubic root of 1000078 is about 100.0025999324.

Adding to 1000078 its reverse (8700001), we get a palindrome (9700079).

The spelling of 1000078 in words is "one million, seventy-eight", and thus it is an aban number and an uban number.