162458226 has 72 divisors (see below), whose sum is σ = 418279680. Its totient is φ = 45417456.

The previous prime is 162458221. The next prime is 162458237. The reversal of 162458226 is 622854261.

It is a happy number.

162458226 is a `hidden beast` number, since 1 + 624 + 5 + 8 + 2 + 26 = 666.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (162458221) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 39495 + ... + 43413.

It is an arithmetic number, because the mean of its divisors is an integer number (5809440).

Almost surely, 2^162458226 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 162458226, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (209139840).

162458226 is an abundant number, since it is smaller than the sum of its proper divisors (255821454).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

162458226 is a wasteful number, since it uses less digits than its factorization.

162458226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3988 (or 3978 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 162458226 is about 12745.9101675792. The cubic root of 162458226 is about 545.6496766550.

The spelling of 162458226 in words is "one hundred sixty-two million, four hundred fifty-eight thousand, two hundred twenty-six".