6408523 has 6 divisors (see below), whose sum is σ = 7044212. Its totient is φ = 5825820.

The previous prime is 6408517. The next prime is 6408533. The reversal of 6408523 is 3258046.

It is not a de Polignac number, because 6408523 - 2¹⁷ = 6277451 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6408491 and 6408500.

It is not an unprimeable number, because it can be changed into a prime (6408503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26361 + ... + 26602.

Almost surely, 2^6408523 is an apocalyptic number.

6408523 is a deficient number, since it is larger than the sum of its proper divisors (635689).

6408523 is a wasteful number, since it uses less digits than its factorization.

6408523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52985 (or 52974 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 6408523 is about 2531.5060734669. The cubic root of 6408523 is about 185.7459339978.

The spelling of 6408523 in words is "six million, four hundred eight thousand, five hundred twenty-three".