1122362164 has 96 divisors (see below), whose sum is σ = 2503065600. Its totient is φ = 427714560.

The previous prime is 1122362113. The next prime is 1122362191. The reversal of 1122362164 is 4612632211.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4695957 + ... + 4696195.

It is an arithmetic number, because the mean of its divisors is an integer number (26073600).

Almost surely, 2^1122362164 is an apocalyptic number.

1122362164 is a gapful number since it is divisible by the number (14) 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 1122362164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1251532800).

1122362164 is an abundant number, since it is smaller than the sum of its proper divisors (1380703436).

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

1122362164 is a wasteful number, since it uses less digits than its factorization.

1122362164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 533 (or 531 counting only the distinct ones).

The product of its digits is 3456, while the sum is 28.

The square root of 1122362164 is about 33501.6740477248. The cubic root of 1122362164 is about 1039.2283983320.

Adding to 1122362164 its reverse (4612632211), we get a palindrome (5734994375).

The spelling of 1122362164 in words is "one billion, one hundred twenty-two million, three hundred sixty-two thousand, one hundred sixty-four".