54552212 has 48 divisors (see below), whose sum is σ = 112886592. Its totient is φ = 22740480.

The previous prime is 54552209. The next prime is 54552227. The reversal of 54552212 is 21225545.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161708 + ... + 162044.

It is an arithmetic number, because the mean of its divisors is an integer number (2351804).

Almost surely, 2^54552212 is an apocalyptic number.

54552212 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

54552212 is an abundant number, since it is smaller than the sum of its proper divisors (58334380).

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

54552212 is a wasteful number, since it uses less digits than its factorization.

54552212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 648 (or 646 counting only the distinct ones).

The product of its digits is 4000, while the sum is 26.

The square root of 54552212 is about 7385.9469264272. The cubic root of 54552212 is about 379.2603618444.

Adding to 54552212 its reverse (21225545), we get a palindrome (75777757).

It can be divided in two parts, 5455 and 2212, that added together give a palindrome (7667).

The spelling of 54552212 in words is "fifty-four million, five hundred fifty-two thousand, two hundred twelve".