71226162 has 64 divisors (see below), whose sum is σ = 183916800. Its totient is φ = 20010240.

The previous prime is 71226161. The next prime is 71226191. The reversal of 71226162 is 26162217.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (71226161) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21514 + ... + 24602.

It is an arithmetic number, because the mean of its divisors is an integer number (2873700).

Almost surely, 2^71226162 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 71226162, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91958400).

71226162 is an abundant number, since it is smaller than the sum of its proper divisors (112690638).

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

71226162 is a wasteful number, since it uses less digits than its factorization.

71226162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3168 (or 3162 counting only the distinct ones).

The product of its digits is 2016, while the sum is 27.

The square root of 71226162 is about 8439.5593486864. The cubic root of 71226162 is about 414.5209782357.

Adding to 71226162 its reverse (26162217), we get a palindrome (97388379).

The spelling of 71226162 in words is "seventy-one million, two hundred twenty-six thousand, one hundred sixty-two".