164240652 has 24 divisors (see below), whose sum is σ = 384342336. Its totient is φ = 54587728.

The previous prime is 164240633. The next prime is 164240707. The reversal of 164240652 is 256042461.

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, 15558 + ... + 23885.

It is an arithmetic number, because the mean of its divisors is an integer number (16014264).

Almost surely, 2^164240652 is an apocalyptic number.

164240652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

164240652 is an abundant number, since it is smaller than the sum of its proper divisors (220101684).

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

164240652 is a wasteful number, since it uses less digits than its factorization.

164240652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39797 (or 39795 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 164240652 is about 12815.6409125724. The cubic root of 164240652 is about 547.6379719414.

The spelling of 164240652 in words is "one hundred sixty-four million, two hundred forty thousand, six hundred fifty-two".