55433112 has 48 divisors (see below), whose sum is σ = 161211960. Its totient is φ = 15837696.

The previous prime is 55433083. The next prime is 55433113. The reversal of 55433112 is 21133455.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55433113) 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, 22393 + ... + 24744.

Almost surely, 2^55433112 is an apocalyptic number.

It is an amenable number.

55433112 is an abundant number, since it is smaller than the sum of its proper divisors (105778848).

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

55433112 is a wasteful number, since it uses less digits than its factorization.

55433112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47160 (or 47149 counting only the distinct ones).

The product of its digits is 1800, while the sum is 24.

The square root of 55433112 is about 7445.3416308454. The cubic root of 55433112 is about 381.2908822235.

Adding to 55433112 its reverse (21133455), we get a palindrome (76566567).

The spelling of 55433112 in words is "fifty-five million, four hundred thirty-three thousand, one hundred twelve".