55270122 has 16 divisors (see below), whose sum is σ = 110613600. Its totient is φ = 18411152.

The previous prime is 55270121. The next prime is 55270133. The reversal of 55270122 is 22107255.

It is a junction number, because it is equal to n+sod(n) for n = 55270092 and 55270101.

It is not an unprimeable number, because it can be changed into a prime (55270121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14488 + ... + 17900.

It is an arithmetic number, because the mean of its divisors is an integer number (6913350).

Almost surely, 2^55270122 is an apocalyptic number.

55270122 is an abundant number, since it is smaller than the sum of its proper divisors (55343478).

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

55270122 is a wasteful number, since it uses less digits than its factorization.

55270122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6117.

The product of its (nonzero) digits is 1400, while the sum is 24.

The square root of 55270122 is about 7434.3878026371. The cubic root of 55270122 is about 380.9168121161.

Adding to 55270122 its reverse (22107255), we get a palindrome (77377377).

The spelling of 55270122 in words is "fifty-five million, two hundred seventy thousand, one hundred twenty-two".