6505156 has 24 divisors (see below), whose sum is σ = 13065920. Its totient is φ = 2776032.

The previous prime is 6505153. The next prime is 6505181. The reversal of 6505156 is 6515056.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (6505153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10306 + ... + 10918.

Almost surely, 2^6505156 is an apocalyptic number.

It is an amenable number.

6505156 is an abundant number, since it is smaller than the sum of its proper divisors (6560764).

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

6505156 is a wasteful number, since it uses less digits than its factorization.

6505156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1003 (or 1001 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 28.

The square root of 6505156 is about 2550.5207311449. The cubic root of 6505156 is about 186.6748905107.

The spelling of 6505156 in words is "six million, five hundred five thousand, one hundred fifty-six".