164254775 has 6 divisors (see below), whose sum is σ = 203675952. Its totient is φ = 131403800.

The previous prime is 164254763. The next prime is 164254781. The reversal of 164254775 is 577452461.

164254775 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-164254775 is a prime.

It is a super-2 number, since 2×164254775² = 53959262220601250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3285071 + ... + 3285120.

It is an arithmetic number, because the mean of its divisors is an integer number (33945992).

Almost surely, 2^164254775 is an apocalyptic number.

164254775 is a deficient number, since it is larger than the sum of its proper divisors (39421177).

164254775 is an equidigital number, since it uses as much as digits as its factorization.

164254775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6570201 (or 6570196 counting only the distinct ones).

The product of its digits is 235200, while the sum is 41.

The square root of 164254775 is about 12816.1919071150. The cubic root of 164254775 is about 547.6536685616.

The spelling of 164254775 in words is "one hundred sixty-four million, two hundred fifty-four thousand, seven hundred seventy-five".