13506898 has 16 divisors (see below), whose sum is σ = 20843136. Its totient is φ = 6562080.

The previous prime is 13506893. The next prime is 13506901. The reversal of 13506898 is 89860531.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 13506898.

It is not an unprimeable number, because it can be changed into a prime (13506893) 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 7 ways as a sum of consecutive naturals, for example, 9715 + ... + 11017.

It is an arithmetic number, because the mean of its divisors is an integer number (1302696).

Almost surely, 2^13506898 is an apocalyptic number.

13506898 is a deficient number, since it is larger than the sum of its proper divisors (7336238).

13506898 is a wasteful number, since it uses less digits than its factorization.

13506898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1449.

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

The square root of 13506898 is about 3675.1731931978. The cubic root of 13506898 is about 238.1507060470.

The spelling of 13506898 in words is "thirteen million, five hundred six thousand, eight hundred ninety-eight".