1078625 has 8 divisors (see below), whose sum is σ = 1346280. Its totient is φ = 862800.

The previous prime is 1078589. The next prime is 1078643. The reversal of 1078625 is 5268701.

It can be written as a sum of positive squares in 4 ways, for example, as 5329 + 1073296 = 73^2 + 1036^2 .

It is not a de Polignac number, because 1078625 - 2⁸ = 1078369 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4190 + ... + 4439.

It is an arithmetic number, because the mean of its divisors is an integer number (168285).

2^1078625 is an apocalyptic number.

It is an amenable number.

1078625 is a deficient number, since it is larger than the sum of its proper divisors (267655).

1078625 is an frugal number, since it uses more digits than its factorization.

1078625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8644 (or 8634 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 1078625 is about 1038.5687266618. The cubic root of 1078625 is about 102.5549972553.

The spelling of 1078625 in words is "one million, seventy-eight thousand, six hundred twenty-five".