172260026 has 16 divisors (see below), whose sum is σ = 262186848. Its totient is φ = 84870000.

The previous prime is 172260001. The next prime is 172260037. The reversal of 172260026 is 620062271.

172260026 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 172259977 and 172260004.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75401 + ... + 77651.

It is an arithmetic number, because the mean of its divisors is an integer number (16386678).

Almost surely, 2^172260026 is an apocalyptic number.

172260026 is a deficient number, since it is larger than the sum of its proper divisors (89926822).

172260026 is a wasteful number, since it uses less digits than its factorization.

172260026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2797.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 172260026 is about 13124.7867030287. The cubic root of 172260026 is about 556.4098839982.

The spelling of 172260026 in words is "one hundred seventy-two million, two hundred sixty thousand, twenty-six".