3116478 has 8 divisors (see below), whose sum is σ = 6232968. Its totient is φ = 1038824.

The previous prime is 3116459. The next prime is 3116497. The reversal of 3116478 is 8746113.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3116459) and next prime (3116497).

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

3116478 is an admirable number.

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, 259701 + ... + 259712.

It is an arithmetic number, because the mean of its divisors is an integer number (779121).

Almost surely, 2^3116478 is an apocalyptic number.

3116478 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.

3116478 is a wasteful number, since it uses less digits than its factorization.

3116478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519418.

The product of its digits is 4032, while the sum is 30.

The square root of 3116478 is about 1765.3549218217. The cubic root of 3116478 is about 146.0678673652.

It can be divided in two parts, 311647 and 8, that added together give a triangular number (311655 = T₇₈₉).

The spelling of 3116478 in words is "three million, one hundred sixteen thousand, four hundred seventy-eight".