1222245324 has 36 divisors (see below), whose sum is σ = 3091007920. Its totient is φ = 407224800.

The previous prime is 1222245317. The next prime is 1222245329. The reversal of 1222245324 is 4235422221.

1222245324 is a `hidden beast` number, since 122 + 2 + 2 + 4 + 532 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (1222245329) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 85182 + ... + 98490.

Almost surely, 2^1222245324 is an apocalyptic number.

It is an amenable number.

1222245324 is an abundant number, since it is smaller than the sum of its proper divisors (1868762596).

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

1222245324 is a wasteful number, since it uses less digits than its factorization.

1222245324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15870 (or 15865 counting only the distinct ones).

The product of its digits is 7680, while the sum is 27.

The square root of 1222245324 is about 34960.6253376566. The cubic root of 1222245324 is about 1069.1848462966.

Adding to 1222245324 its reverse (4235422221), we get a palindrome (5457667545).

The spelling of 1222245324 in words is "one billion, two hundred twenty-two million, two hundred forty-five thousand, three hundred twenty-four".