13431498 has 16 divisors (see below), whose sum is σ = 26917920. Its totient is φ = 4468016.

The previous prime is 13431497. The next prime is 13431503. The reversal of 13431498 is 89413431.

It is a super-3 number, since 3×13431498³ (a number of 22 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (13431497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1333 + ... + 5351.

It is an arithmetic number, because the mean of its divisors is an integer number (1682370).

Almost surely, 2^13431498 is an apocalyptic number.

13431498 is an abundant number, since it is smaller than the sum of its proper divisors (13486422).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13431498 is a wasteful number, since it uses less digits than its factorization.

13431498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4581.

The product of its digits is 10368, while the sum is 33.

The square root of 13431498 is about 3664.9008172118. The cubic root of 13431498 is about 237.7067333841.

The spelling of 13431498 in words is "thirteen million, four hundred thirty-one thousand, four hundred ninety-eight".