8499457 has 8 divisors (see below), whose sum is σ = 8648640. Its totient is φ = 8351760.

The previous prime is 8499409. The next prime is 8499461. The reversal of 8499457 is 7549948.

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 8499457 - 2⁷ = 8499329 is a prime.

It is a Duffinian number.

8499457 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (8490457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18207 + ... + 18667.

It is an arithmetic number, because the mean of its divisors is an integer number (1081080).

Almost surely, 2^8499457 is an apocalyptic number.

It is an amenable number.

8499457 is a deficient number, since it is larger than the sum of its proper divisors (149183).

8499457 is a wasteful number, since it uses less digits than its factorization.

8499457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 743.

The product of its digits is 362880, while the sum is 46.

The square root of 8499457 is about 2915.3828222036. The cubic root of 8499457 is about 204.0784092411.

The spelling of 8499457 in words is "eight million, four hundred ninety-nine thousand, four hundred fifty-seven".