164977417 has 8 divisors (see below), whose sum is σ = 180381600. Its totient is φ = 149640960.

The previous prime is 164977387. The next prime is 164977441. The reversal of 164977417 is 714779461.

164977417 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 164977417 - 2⁷ = 164977289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (164972417) 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, 11763 + ... + 21640.

It is an arithmetic number, because the mean of its divisors is an integer number (22547700).

Almost surely, 2^164977417 is an apocalyptic number.

It is an amenable number.

164977417 is a deficient number, since it is larger than the sum of its proper divisors (15404183).

164977417 is a wasteful number, since it uses less digits than its factorization.

164977417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33863.

The product of its digits is 296352, while the sum is 46.

The square root of 164977417 is about 12844.3535065024. The cubic root of 164977417 is about 548.4556311952.

The spelling of 164977417 in words is "one hundred sixty-four million, nine hundred seventy-seven thousand, four hundred seventeen".