164250330 has 16 divisors (see below), whose sum is σ = 394200864. Its totient is φ = 43800080.

The previous prime is 164250319. The next prime is 164250347. The reversal of 164250330 is 33052461.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 164250330.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2737476 + ... + 2737535.

It is an arithmetic number, because the mean of its divisors is an integer number (24637554).

Almost surely, 2^164250330 is an apocalyptic number.

164250330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

164250330 is an abundant number, since it is smaller than the sum of its proper divisors (229950534).

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

164250330 is a wasteful number, since it uses less digits than its factorization.

164250330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5475021.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 164250330 is about 12816.0184924960. The cubic root of 164250330 is about 547.6487283856.

The spelling of 164250330 in words is "one hundred sixty-four million, two hundred fifty thousand, three hundred thirty".