1078858 has 32 divisors (see below), whose sum is σ = 1944000. Its totient is φ = 443520.

The previous prime is 1078853. The next prime is 1078873. The reversal of 1078858 is 8588701.

It is not an unprimeable number, because it can be changed into a prime (1078853) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12078 + ... + 12166.

It is an arithmetic number, because the mean of its divisors is an integer number (60750).

2^1078858 is an apocalyptic number.

1078858 is a deficient number, since it is larger than the sum of its proper divisors (865142).

1078858 is a wasteful number, since it uses less digits than its factorization.

1078858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150.

The product of its (nonzero) digits is 17920, while the sum is 37.

The square root of 1078858 is about 1038.6808942115. The cubic root of 1078858 is about 102.5623812222.

It can be divided in two parts, 1078 and 858, that added together give a square (1936 = 44²).

The spelling of 1078858 in words is "one million, seventy-eight thousand, eight hundred fifty-eight".