5123678 has 16 divisors (see below), whose sum is σ = 8933760. Its totient is φ = 2158296.

The previous prime is 5123639. The next prime is 5123683. The reversal of 5123678 is 8763215.

It is a happy number.

It is a d-powerful number, because it can be written as 5³ + 1 + 2²¹ + 3¹⁰ + 6⁶ + 7⁷ + 8⁷ .

It is a nialpdrome in base 14.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2276 + ... + 3927.

It is an arithmetic number, because the mean of its divisors is an integer number (558360).

Almost surely, 2^5123678 is an apocalyptic number.

5123678 is a deficient number, since it is larger than the sum of its proper divisors (3810082).

5123678 is a wasteful number, since it uses less digits than its factorization.

5123678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6271.

The product of its digits is 10080, while the sum is 32.

The square root of 5123678 is about 2263.5542847478. The cubic root of 5123678 is about 172.3960362136.

The spelling of 5123678 in words is "five million, one hundred twenty-three thousand, six hundred seventy-eight".