164501334 has 64 divisors (see below), whose sum is σ = 378060480. Its totient is φ = 52980480.

The previous prime is 164501327. The next prime is 164501341. The reversal of 164501334 is 433105461.

164501334 is a `hidden beast` number, since 1 + 645 + 0 + 13 + 3 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (164501327) and next prime (164501341).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 164501298 and 164501307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 561292 + ... + 561584.

It is an arithmetic number, because the mean of its divisors is an integer number (5907195).

Almost surely, 2^164501334 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 164501334, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (189030240).

164501334 is an abundant number, since it is smaller than the sum of its proper divisors (213559146).

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

164501334 is a wasteful number, since it uses less digits than its factorization.

164501334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622 (or 616 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 164501334 is about 12825.8073430096. The cubic root of 164501334 is about 547.9275549357.

Adding to 164501334 its reverse (433105461), we get a palindrome (597606795).

The spelling of 164501334 in words is "one hundred sixty-four million, five hundred one thousand, three hundred thirty-four".