6457956 has 12 divisors (see below), whose sum is σ = 15068592. Its totient is φ = 2152648.

The previous prime is 6457949. The next prime is 6457987. The reversal of 6457956 is 6597546.

It is a tau number, because it is divible by the number of its divisors (12).

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, 269070 + ... + 269093.

It is an arithmetic number, because the mean of its divisors is an integer number (1255716).

Almost surely, 2^6457956 is an apocalyptic number.

It is an amenable number.

6457956 is an abundant number, since it is smaller than the sum of its proper divisors (8610636).

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

6457956 is a wasteful number, since it uses less digits than its factorization.

6457956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538170 (or 538168 counting only the distinct ones).

The product of its digits is 226800, while the sum is 42.

The square root of 6457956 is about 2541.2508730938. The cubic root of 6457956 is about 186.2223032851. Note that the first 3 decimals are identical.

The spelling of 6457956 in words is "six million, four hundred fifty-seven thousand, nine hundred fifty-six".