6345538 has 8 divisors (see below), whose sum is σ = 9529020. Its totient is φ = 3169200.

The previous prime is 6345533. The next prime is 6345541. The reversal of 6345538 is 8355436.

It can be written as a sum of positive squares in 2 ways, for example, as 6017209 + 328329 = 2453^2 + 573^2 .

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

It is not an unprimeable number, because it can be changed into a prime (6345533) 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, 2388 + ... + 4288.

Almost surely, 2^6345538 is an apocalyptic number.

6345538 is a deficient number, since it is larger than the sum of its proper divisors (3183482).

6345538 is a wasteful number, since it uses less digits than its factorization.

6345538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3572.

The product of its digits is 43200, while the sum is 34.

The square root of 6345538 is about 2519.0351327443. The cubic root of 6345538 is about 185.1354061037.

The spelling of 6345538 in words is "six million, three hundred forty-five thousand, five hundred thirty-eight".