555240122 has 16 divisors (see below), whose sum is σ = 865916352. Its totient is φ = 266803680.

The previous prime is 555240121. The next prime is 555240149. The reversal of 555240122 is 221042555.

It is a junction number, because it is equal to n+sod(n) for n = 555240091 and 555240100.

It is not an unprimeable number, because it can be changed into a prime (555240121) 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, 45038 + ... + 56025.

It is an arithmetic number, because the mean of its divisors is an integer number (54119772).

Almost surely, 2^555240122 is an apocalyptic number.

555240122 is a deficient number, since it is larger than the sum of its proper divisors (310676230).

555240122 is a wasteful number, since it uses less digits than its factorization.

555240122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101173.

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

The square root of 555240122 is about 23563.5337332922. The cubic root of 555240122 is about 821.9150767794.

Adding to 555240122 its reverse (221042555), we get a palindrome (776282677).

The spelling of 555240122 in words is "five hundred fifty-five million, two hundred forty thousand, one hundred twenty-two".