54552222 has 48 divisors (see below), whose sum is σ = 122024448. Its totient is φ = 17602560.

The previous prime is 54552209. The next prime is 54552227. The reversal of 54552222 is 22225545.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54552227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 142243 + ... + 142625.

It is an arithmetic number, because the mean of its divisors is an integer number (2542176).

Almost surely, 2^54552222 is an apocalyptic number.

54552222 is an abundant number, since it is smaller than the sum of its proper divisors (67472226).

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

54552222 is a wasteful number, since it uses less digits than its factorization.

54552222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625 (or 622 counting only the distinct ones).

The product of its digits is 8000, while the sum is 27.

The square root of 54552222 is about 7385.9476033885. The cubic root of 54552222 is about 379.2603850185.

Adding to 54552222 its reverse (22225545), we get a palindrome (76777767).

The spelling of 54552222 in words is "fifty-four million, five hundred fifty-two thousand, two hundred twenty-two".