551461122 has 20 divisors (see below), whose sum is σ = 1235681766. Its totient is φ = 183820320.

The previous prime is 551461117. The next prime is 551461123. The reversal of 551461122 is 221164155.

It can be written as a sum of positive squares in only one way, i.e., 547138881 + 4322241 = 23391^2 + 2079^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (551461123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1701879 + ... + 1702202.

Almost surely, 2^551461122 is an apocalyptic number.

551461122 is an abundant number, since it is smaller than the sum of its proper divisors (684220644).

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

551461122 is a wasteful number, since it uses less digits than its factorization.

551461122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3404095 (or 3404086 counting only the distinct ones).

The product of its digits is 2400, while the sum is 27.

The square root of 551461122 is about 23483.2093632876. The cubic root of 551461122 is about 820.0461613910.

The spelling of 551461122 in words is "five hundred fifty-one million, four hundred sixty-one thousand, one hundred twenty-two".