164326025 has 6 divisors (see below), whose sum is σ = 203764302. Its totient is φ = 131460800.

The previous prime is 164326013. The next prime is 164326031. The reversal of 164326025 is 520623461.

164326025 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 3 ways, for example, as 204304 + 164121721 = 452^2 + 12811^2 .

It is not a de Polignac number, because 164326025 - 2¹² = 164321929 is a prime.

It is a Duffinian 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, 3286496 + ... + 3286545.

It is an arithmetic number, because the mean of its divisors is an integer number (33960717).

Almost surely, 2^164326025 is an apocalyptic number.

It is an amenable number.

164326025 is a deficient number, since it is larger than the sum of its proper divisors (39438277).

164326025 is an equidigital number, since it uses as much as digits as its factorization.

164326025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6573051 (or 6573046 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 164326025 is about 12818.9712925804. The cubic root of 164326025 is about 547.7328436992.

Adding to 164326025 its reverse (520623461), we get a palindrome (684949486).

The spelling of 164326025 in words is "one hundred sixty-four million, three hundred twenty-six thousand, twenty-five".