164311452 has 18 divisors (see below), whose sum is σ = 415342928. Its totient is φ = 54770472.

The previous prime is 164311429. The next prime is 164311463. The reversal of 164311452 is 254113461.

It is a happy number.

164311452 is a `hidden beast` number, since 1 + 643 + 1 + 14 + 5 + 2 = 666.

164311452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2282068 + ... + 2282139.

Almost surely, 2^164311452 is an apocalyptic number.

164311452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

164311452 is an abundant number, since it is smaller than the sum of its proper divisors (251031476).

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

164311452 is a wasteful number, since it uses less digits than its factorization.

164311452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4564217 (or 4564212 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 164311452 is about 12818.4028646318. The cubic root of 164311452 is about 547.7166516064.

The spelling of 164311452 in words is "one hundred sixty-four million, three hundred eleven thousand, four hundred fifty-two".