6457339 has 8 divisors (see below), whose sum is σ = 7395840. Its totient is φ = 5522856.

The previous prime is 6457337. The next prime is 6457357. The reversal of 6457339 is 9337546.

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

It is a cyclic number.

It is not a de Polignac number, because 6457339 - 2¹ = 6457337 is a prime.

It is a d-powerful number, because it can be written as 6⁵ + 4⁸ + 5³ + 7² + 3¹³ + 3¹⁴ + 9⁴ .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6457298 and 6457307.

It is not an unprimeable number, because it can be changed into a prime (6457337) 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, 4392 + ... + 5674.

It is an arithmetic number, because the mean of its divisors is an integer number (924480).

Almost surely, 2^6457339 is an apocalyptic number.

6457339 is a deficient number, since it is larger than the sum of its proper divisors (938501).

6457339 is a wasteful number, since it uses less digits than its factorization.

6457339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2009.

The product of its digits is 68040, while the sum is 37.

The square root of 6457339 is about 2541.1294732855. The cubic root of 6457339 is about 186.2163724704.

The spelling of 6457339 in words is "six million, four hundred fifty-seven thousand, three hundred thirty-nine".