6478536 has 16 divisors (see below), whose sum is σ = 16196400. Its totient is φ = 2159504.

The previous prime is 6478519. The next prime is 6478543. The reversal of 6478536 is 6358746.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 6478494 and 6478503.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134946 + ... + 134993.

It is an arithmetic number, because the mean of its divisors is an integer number (1012275).

Almost surely, 2^6478536 is an apocalyptic number.

It is an amenable number.

6478536 is an abundant number, since it is smaller than the sum of its proper divisors (9717864).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6478536 is a wasteful number, since it uses less digits than its factorization.

6478536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269948 (or 269944 counting only the distinct ones).

The product of its digits is 120960, while the sum is 39.

The square root of 6478536 is about 2545.2968392704. The cubic root of 6478536 is about 186.4199092121.

The spelling of 6478536 in words is "six million, four hundred seventy-eight thousand, five hundred thirty-six".