2231314432 has 24 divisors (see below), whose sum is σ = 4461543450. Its totient is φ = 1115656192.

The previous prime is 2231314403. The next prime is 2231314439. The reversal of 2231314432 is 2344131322.

It can be written as a sum of positive squares in only one way, i.e., 2173797376 + 57517056 = 46624^2 + 7584^2 .

It is a super-3 number, since 3×2231314432³ (a number of 29 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2231314397 and 2231314406.

It is not an unprimeable number, because it can be changed into a prime (2231314439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 542707 + ... + 546802.

Almost surely, 2^2231314432 is an apocalyptic number.

It is an amenable number.

2231314432 is a deficient number, since it is larger than the sum of its proper divisors (2230229018).

2231314432 is an equidigital number, since it uses as much as digits as its factorization.

2231314432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1089531 (or 1089511 counting only the distinct ones).

The product of its digits is 3456, while the sum is 25.

The square root of 2231314432 is about 47236.7910849160. The cubic root of 2231314432 is about 1306.7331985189.

Adding to 2231314432 its reverse (2344131322), we get a palindrome (4575445754).

The spelling of 2231314432 in words is "two billion, two hundred thirty-one million, three hundred fourteen thousand, four hundred thirty-two".