222140032 has 16 divisors (see below), whose sum is σ = 442544850. Its totient is φ = 111069952.

The previous prime is 222140027. The next prime is 222140047. The reversal of 222140032 is 230041222.

It can be written as a sum of positive squares in only one way, i.e., 222129216 + 10816 = 14904^2 + 104^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a super-2 number, since 2×222140032² = 98692387633922048, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 222139988 and 222140015.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 867607 + ... + 867862.

Almost surely, 2^222140032 is an apocalyptic number.

It is an amenable number.

222140032 is a deficient number, since it is larger than the sum of its proper divisors (220404818).

222140032 is an equidigital number, since it uses as much as digits as its factorization.

222140032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1735483 (or 1735471 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 222140032 is about 14904.3628511923. The cubic root of 222140032 is about 605.6321802965.

Adding to 222140032 its reverse (230041222), we get a palindrome (452181254).

The spelling of 222140032 in words is "two hundred twenty-two million, one hundred forty thousand, thirty-two".