164246534 has 4 divisors (see below), whose sum is σ = 246369804. Its totient is φ = 82123266.

The previous prime is 164246513. The next prime is 164246543. The reversal of 164246534 is 435642461.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 435642461 = 2131 ⋅204431.

It is a junction number, because it is equal to n+sod(n) for n = 164246494 and 164246503.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41061632 + ... + 41061635.

It is an arithmetic number, because the mean of its divisors is an integer number (61592451).

Almost surely, 2^164246534 is an apocalyptic number.

164246534 is a deficient number, since it is larger than the sum of its proper divisors (82123270).

164246534 is an equidigital number, since it uses as much as digits as its factorization.

164246534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82123269.

The product of its digits is 69120, while the sum is 35.

The square root of 164246534 is about 12815.8703957242. The cubic root of 164246534 is about 547.6445094380.

Adding to 164246534 its reverse (435642461), we get a palindrome (599888995).

The spelling of 164246534 in words is "one hundred sixty-four million, two hundred forty-six thousand, five hundred thirty-four".