162869427 has 16 divisors (see below), whose sum is σ = 275758080. Its totient is φ = 93068136.

The previous prime is 162869407. The next prime is 162869431. The reversal of 162869427 is 724968261.

It is a happy number.

162869427 is a `hidden beast` number, since 162 + 8 + 69 + 427 = 666.

162869427 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 162869427 - 2¹¹ = 162867379 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (162869407) 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, 430683 + ... + 431060.

It is an arithmetic number, because the mean of its divisors is an integer number (17234880).

Almost surely, 2^162869427 is an apocalyptic number.

162869427 is a deficient number, since it is larger than the sum of its proper divisors (112888653).

162869427 is an equidigital number, since it uses as much as digits as its factorization.

162869427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 861759 (or 861753 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 162869427 is about 12762.0306769730. The cubic root of 162869427 is about 546.1096567582.

The spelling of 162869427 in words is "one hundred sixty-two million, eight hundred sixty-nine thousand, four hundred twenty-seven".