173424261 has 16 divisors (see below), whose sum is σ = 239044608. Its totient is φ = 111721200.

The previous prime is 173424247. The next prime is 173424287. The reversal of 173424261 is 162424371.

173424261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 173424261 - 2⁷ = 173424133 is a prime.

It is a super-2 number, since 2×173424261² = 60151948606792242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (173424211) 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, 109606 + ... + 111176.

It is an arithmetic number, because the mean of its divisors is an integer number (14940288).

Almost surely, 2^173424261 is an apocalyptic number.

It is an amenable number.

173424261 is a deficient number, since it is larger than the sum of its proper divisors (65620347).

173424261 is a wasteful number, since it uses less digits than its factorization.

173424261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2792.

The product of its digits is 8064, while the sum is 30.

The square root of 173424261 is about 13169.0645453654. The cubic root of 173424261 is about 557.6605861000.

The spelling of 173424261 in words is "one hundred seventy-three million, four hundred twenty-four thousand, two hundred sixty-one".