54222100 has 36 divisors (see below), whose sum is σ = 121464448. Its totient is φ = 20988000.

The previous prime is 54222089. The next prime is 54222139. The reversal of 54222100 is 122245.

It is a super-2 number, since 2×54222100² = 5880072256820000, which contains 22 as substring.

It is a nialpdrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5646 + ... + 11845.

Almost surely, 2^54222100 is an apocalyptic number.

54222100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

54222100 is an abundant number, since it is smaller than the sum of its proper divisors (67242348).

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

54222100 is a wasteful number, since it uses less digits than its factorization.

54222100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17536 (or 17529 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 54222100 is about 7363.5657123434. The cubic root of 54222100 is about 378.4938070018.

Adding to 54222100 its reverse (122245), we get a palindrome (54344345).

The spelling of 54222100 in words is "fifty-four million, two hundred twenty-two thousand, one hundred".