54322212 has 48 divisors (see below), whose sum is σ = 148401792. Its totient is φ = 15141120.

The previous prime is 54322211. The next prime is 54322223. The reversal of 54322212 is 21222345.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (54322211) 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, 4443 + ... + 11330.

It is an arithmetic number, because the mean of its divisors is an integer number (3091704).

Almost surely, 2^54322212 is an apocalyptic number.

It is an amenable number.

54322212 is an abundant number, since it is smaller than the sum of its proper divisors (94079580).

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

54322212 is a wasteful number, since it uses less digits than its factorization.

54322212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15828 (or 15826 counting only the distinct ones).

The product of its digits is 960, while the sum is 21.

The square root of 54322212 is about 7370.3603711081. The cubic root of 54322212 is about 378.7266055325.

Adding to 54322212 its reverse (21222345), we get a palindrome (75544557).

The spelling of 54322212 in words is "fifty-four million, three hundred twenty-two thousand, two hundred twelve".