164243464 has 48 divisors (see below), whose sum is σ = 386870400. Its totient is φ = 63988320.

The previous prime is 164243459. The next prime is 164243507. The reversal of 164243464 is 464342461.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5344 + ... + 18895.

It is an arithmetic number, because the mean of its divisors is an integer number (8059800).

Almost surely, 2^164243464 is an apocalyptic number.

164243464 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

164243464 is an abundant number, since it is smaller than the sum of its proper divisors (222626936).

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

164243464 is a wasteful number, since it uses less digits than its factorization.

164243464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24274 (or 24259 counting only the distinct ones).

The product of its digits is 55296, while the sum is 34.

The square root of 164243464 is about 12815.7506217935. The cubic root of 164243464 is about 547.6410973333.

The spelling of 164243464 in words is "one hundred sixty-four million, two hundred forty-three thousand, four hundred sixty-four".