164922693 has 8 divisors (see below), whose sum is σ = 236812128. Its totient is φ = 101490864.

The previous prime is 164922689. The next prime is 164922701. The reversal of 164922693 is 396229461.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 164922693 - 2² = 164922689 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164922683) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2114355 + ... + 2114432.

It is an arithmetic number, because the mean of its divisors is an integer number (29601516).

Almost surely, 2^164922693 is an apocalyptic number.

164922693 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

164922693 is a deficient number, since it is larger than the sum of its proper divisors (71889435).

164922693 is a wasteful number, since it uses less digits than its factorization.

164922693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4228803.

The product of its digits is 139968, while the sum is 42.

The square root of 164922693 is about 12842.2230552191. The cubic root of 164922693 is about 548.3949824800.

It can be divided in two parts, 1649 and 22693, that added together give a palindrome (24342).

The spelling of 164922693 in words is "one hundred sixty-four million, nine hundred twenty-two thousand, six hundred ninety-three".