1222336152 has 24 divisors (see below), whose sum is σ = 3310493940. Its totient is φ = 407445360.

The previous prime is 1222336151. The next prime is 1222336183. The reversal of 1222336152 is 2516332221.

It is a happy number.

1222336152 is a `hidden beast` number, since 1 + 22 + 23 + 3 + 615 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222336151) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8488374 + ... + 8488517.

Almost surely, 2^1222336152 is an apocalyptic number.

1222336152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1222336152 is an abundant number, since it is smaller than the sum of its proper divisors (2088157788).

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

1222336152 is a wasteful number, since it uses less digits than its factorization.

1222336152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16976903 (or 16976896 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 1222336152 is about 34961.9243177489. The cubic root of 1222336152 is about 1069.2113302095.

Adding to 1222336152 its reverse (2516332221), we get a palindrome (3738668373).

The spelling of 1222336152 in words is "one billion, two hundred twenty-two million, three hundred thirty-six thousand, one hundred fifty-two".