55223332 has 24 divisors (see below), whose sum is σ = 98420000. Its totient is φ = 27107136.

The previous prime is 55223323. The next prime is 55223339. The reversal of 55223332 is 23332255.

It is a junction number, because it is equal to n+sod(n) for n = 55223297 and 55223306.

It is not an unprimeable number, because it can be changed into a prime (55223339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110419 + ... + 110917.

Almost surely, 2^55223332 is an apocalyptic number.

It is an amenable number.

55223332 is a deficient number, since it is larger than the sum of its proper divisors (43196668).

55223332 is a wasteful number, since it uses less digits than its factorization.

55223332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 955 (or 953 counting only the distinct ones).

The product of its digits is 5400, while the sum is 25.

The square root of 55223332 is about 7431.2402733326. The cubic root of 55223332 is about 380.8092909162.

Adding to 55223332 its reverse (23332255), we get a palindrome (78555587).

It can be divided in two parts, 55223 and 332, that added together give a palindrome (55555).

The spelling of 55223332 in words is "fifty-five million, two hundred twenty-three thousand, three hundred thirty-two".