6457748 has 12 divisors (see below), whose sum is σ = 12328512. Its totient is φ = 2935320.

The previous prime is 6457747. The next prime is 6457757. The reversal of 6457748 is 8477546.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6457741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73340 + ... + 73427.

It is an arithmetic number, because the mean of its divisors is an integer number (1027376).

Almost surely, 2^6457748 is an apocalyptic number.

It is an amenable number.

6457748 is a deficient number, since it is larger than the sum of its proper divisors (5870764).

6457748 is a wasteful number, since it uses less digits than its factorization.

6457748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146782 (or 146780 counting only the distinct ones).

The product of its digits is 188160, while the sum is 41.

The square root of 6457748 is about 2541.2099480366. The cubic root of 6457748 is about 186.2203039603.

It can be divided in two parts, 6 and 457748, that added together give a palindrome (457754).

The spelling of 6457748 in words is "six million, four hundred fifty-seven thousand, seven hundred forty-eight".