167864064 has 72 divisors (see below), whose sum is σ = 462230160. Its totient is φ = 54018048.

The previous prime is 167864063. The next prime is 167864071. The reversal of 167864064 is 460468761.

167864064 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (167864063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18504 + ... + 26040.

Almost surely, 2^167864064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 167864064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (231115080).

167864064 is an abundant number, since it is smaller than the sum of its proper divisors (294366096).

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

167864064 is an equidigital number, since it uses as much as digits as its factorization.

167864064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7585 (or 7571 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 42.

The square root of 167864064 is about 12956.2364905863. The cubic root of 167864064 is about 551.6359708654.

The spelling of 167864064 in words is "one hundred sixty-seven million, eight hundred sixty-four thousand, sixty-four".