13540198 has 32 divisors (see below), whose sum is σ = 24710400. Its totient is φ = 5435424.

The previous prime is 13540171. The next prime is 13540201. The reversal of 13540198 is 89104531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28761 + ... + 29227.

It is an arithmetic number, because the mean of its divisors is an integer number (772200).

Almost surely, 2^13540198 is an apocalyptic number.

13540198 is a deficient number, since it is larger than the sum of its proper divisors (11170202).

13540198 is a wasteful number, since it uses less digits than its factorization.

13540198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 604.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 13540198 is about 3679.7008030545. The cubic root of 13540198 is about 238.3462582305.

The spelling of 13540198 in words is "thirteen million, five hundred forty thousand, one hundred ninety-eight".