164098540 has 24 divisors (see below), whose sum is σ = 350258832. Its totient is φ = 64562880.

The previous prime is 164098513. The next prime is 164098577. The reversal of 164098540 is 45890461.

It is a happy number.

164098540 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 164098540.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66034 + ... + 68473.

It is an arithmetic number, because the mean of its divisors is an integer number (14594118).

Almost surely, 2^164098540 is an apocalyptic number.

164098540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

164098540 is an abundant number, since it is smaller than the sum of its proper divisors (186160292).

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

164098540 is a wasteful number, since it uses less digits than its factorization.

164098540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134577 (or 134575 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 164098540 is about 12810.0952377412. The cubic root of 164098540 is about 547.4799753593.

The spelling of 164098540 in words is "one hundred sixty-four million, ninety-eight thousand, five hundred forty".