164067398 has 16 divisors (see below), whose sum is σ = 275731344. Its totient is φ = 72560160.

The previous prime is 164067373. The next prime is 164067433. The reversal of 164067398 is 893760461.

164067398 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×164067398³ (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99965 + ... + 101592.

It is an arithmetic number, because the mean of its divisors is an integer number (17233209).

Almost surely, 2^164067398 is an apocalyptic number.

164067398 is a deficient number, since it is larger than the sum of its proper divisors (111663946).

164067398 is a wasteful number, since it uses less digits than its factorization.

164067398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201607.

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 164067398 is about 12808.8796543648. The cubic root of 164067398 is about 547.4453402755.

The spelling of 164067398 in words is "one hundred sixty-four million, sixty-seven thousand, three hundred ninety-eight".