164325744 has 90 divisors (see below), whose sum is σ = 505545768. Its totient is φ = 49790400.

The previous prime is 164325739. The next prime is 164325751. The reversal of 164325744 is 447523461.

164325744 is a `hidden beast` number, since 1 + 643 + 2 + 5 + 7 + 4 + 4 = 666.

164325744 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 164325699 and 164325708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 12709 + ... + 22139.

Almost surely, 2^164325744 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 164325744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (252772884).

164325744 is an abundant number, since it is smaller than the sum of its proper divisors (341220024).

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

164325744 is a wasteful number, since it uses less digits than its factorization.

164325744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9467 (or 9447 counting only the distinct ones).

The product of its digits is 80640, while the sum is 36.

The square root of 164325744 is about 12818.9603322578. The cubic root of 164325744 is about 547.7325314885.

The spelling of 164325744 in words is "one hundred sixty-four million, three hundred twenty-five thousand, seven hundred forty-four".