1336162220 has 48 divisors (see below), whose sum is σ = 2905943040. Its totient is φ = 515718336.

The previous prime is 1336162183. The next prime is 1336162249. The reversal of 1336162220 is 222616331.

It is a self number, because there is not a number n which added to its sum of digits gives 1336162220.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62021 + ... + 80739.

It is an arithmetic number, because the mean of its divisors is an integer number (60540480).

Almost surely, 2^1336162220 is an apocalyptic number.

1336162220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1336162220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1452971520).

1336162220 is an abundant number, since it is smaller than the sum of its proper divisors (1569780820).

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

1336162220 is a wasteful number, since it uses less digits than its factorization.

1336162220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18854 (or 18852 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 1336162220 is about 36553.5527685066. The cubic root of 1336162220 is about 1101.4202646102.

Adding to 1336162220 its reverse (222616331), we get a palindrome (1558778551).

The spelling of 1336162220 in words is "one billion, three hundred thirty-six million, one hundred sixty-two thousand, two hundred twenty".