8339457 has 12 divisors (see below), whose sum is σ = 12934896. Its totient is φ = 4765320.

The previous prime is 8339453. The next prime is 8339489. The reversal of 8339457 is 7549338.

It is not a de Polignac number, because 8339457 - 2² = 8339453 is a prime.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (8339453) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28219 + ... + 28512.

It is an arithmetic number, because the mean of its divisors is an integer number (1077908).

It is a Proth number, since it is equal to 509 ⋅ 2¹⁴ + 1 and 509 < 2¹⁴.

Almost surely, 2^8339457 is an apocalyptic number.

It is an amenable number.

8339457 is a deficient number, since it is larger than the sum of its proper divisors (4595439).

8339457 is a wasteful number, since it uses less digits than its factorization.

8339457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56748 (or 56741 counting only the distinct ones).

The product of its digits is 90720, while the sum is 39.

The square root of 8339457 is about 2887.8118013472. The cubic root of 8339457 is about 202.7897148634.

The spelling of 8339457 in words is "eight million, three hundred thirty-nine thousand, four hundred fifty-seven".