6898315 has 4 divisors (see below), whose sum is σ = 8277984. Its totient is φ = 5518648.

The previous prime is 6898313. The next prime is 6898319. The reversal of 6898315 is 5138986.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6898315 - 2¹ = 6898313 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6898313) 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, 689827 + ... + 689836.

It is an arithmetic number, because the mean of its divisors is an integer number (2069496).

Almost surely, 2^6898315 is an apocalyptic number.

6898315 is a deficient number, since it is larger than the sum of its proper divisors (1379669).

6898315 is a wasteful number, since it uses less digits than its factorization.

6898315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1379668.

The product of its digits is 51840, while the sum is 40.

The square root of 6898315 is about 2626.4643534608. The cubic root of 6898315 is about 190.3623279957.

The spelling of 6898315 in words is "six million, eight hundred ninety-eight thousand, three hundred fifteen".