167265625 has 16 divisors (see below), whose sum is σ = 209179152. Its totient is φ = 133750000.

The previous prime is 167265617. The next prime is 167265643. The reversal of 167265625 is 526562761.

167265625 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 159845449 + 7420176 = 12643^2 + 2724^2 .

It is not a de Polignac number, because 167265625 - 2³ = 167265617 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77055 + ... + 79195.

It is an arithmetic number, because the mean of its divisors is an integer number (13073697).

Almost surely, 2^167265625 is an apocalyptic number.

It is an amenable number.

167265625 is a deficient number, since it is larger than the sum of its proper divisors (41913527).

167265625 is an frugal number, since it uses more digits than its factorization.

167265625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2176 (or 2146 counting only the distinct ones).

The product of its digits is 151200, while the sum is 40.

The square root of 167265625 is about 12933.1212396699. The cubic root of 167265625 is about 550.9796589560.

The spelling of 167265625 in words is "one hundred sixty-seven million, two hundred sixty-five thousand, six hundred twenty-five".