172162126 has 8 divisors (see below), whose sum is σ = 263115864. Its totient is φ = 84456840.

The previous prime is 172162117. The next prime is 172162129. The reversal of 172162126 is 621261271.

172162126 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 172162094 and 172162103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172162129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 811980 + ... + 812191.

It is an arithmetic number, because the mean of its divisors is an integer number (32889483).

Almost surely, 2^172162126 is an apocalyptic number.

172162126 is a deficient number, since it is larger than the sum of its proper divisors (90953738).

172162126 is a wasteful number, since it uses less digits than its factorization.

172162126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1624226.

The product of its digits is 2016, while the sum is 28.

The square root of 172162126 is about 13121.0565885526. The cubic root of 172162126 is about 556.3044564621.

The spelling of 172162126 in words is "one hundred seventy-two million, one hundred sixty-two thousand, one hundred twenty-six".