164321682 has 32 divisors (see below), whose sum is σ = 383588352. Its totient is φ = 45949584.

The previous prime is 164321623. The next prime is 164321687. The reversal of 164321682 is 286123461.

164321682 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (164321687) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39648 + ... + 43595.

It is an arithmetic number, because the mean of its divisors is an integer number (11987136).

Almost surely, 2^164321682 is an apocalyptic number.

164321682 is an abundant number, since it is smaller than the sum of its proper divisors (219266670).

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

164321682 is a wasteful number, since it uses less digits than its factorization.

164321682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83302.

The product of its digits is 13824, while the sum is 33.

The square root of 164321682 is about 12818.8018940929. The cubic root of 164321682 is about 547.7280182823.

The spelling of 164321682 in words is "one hundred sixty-four million, three hundred twenty-one thousand, six hundred eighty-two".