22224132346 has 32 divisors (see below), whose sum is σ = 36089096400. Its totient is φ = 10203561984.

The previous prime is 22224132263. The next prime is 22224132347. The reversal of 22224132346 is 64323142222.

It can be written as a sum of positive squares in 8 ways, for example, as 13256989321 + 8967143025 = 115139^2 + 94695^2 .

It is not an unprimeable number, because it can be changed into a prime (22224132347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4118226 + ... + 4123618.

Almost surely, 2^22224132346 is an apocalyptic number.

22224132346 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

22224132346 is a deficient number, since it is larger than the sum of its proper divisors (13864964054).

22224132346 is a wasteful number, since it uses less digits than its factorization.

22224132346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6210.

The product of its digits is 27648, while the sum is 31.

Adding to 22224132346 its reverse (64323142222), we get a palindrome (86547274568).

The spelling of 22224132346 in words is "twenty-two billion, two hundred twenty-four million, one hundred thirty-two thousand, three hundred forty-six".