555553242 has 20 divisors (see below), whose sum is σ = 1244851146. Its totient is φ = 185184360.

The previous prime is 555553177. The next prime is 555553259. The reversal of 555553242 is 242355555.

It can be written as a sum of positive squares in only one way, i.e., 363703041 + 191850201 = 19071^2 + 13851^2 .

It is a junction number, because it is equal to n+sod(n) for n = 555553197 and 555553206.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1714509 + ... + 1714832.

Almost surely, 2^555553242 is an apocalyptic number.

555553242 is an abundant number, since it is smaller than the sum of its proper divisors (689297904).

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

555553242 is a wasteful number, since it uses less digits than its factorization.

555553242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3429355 (or 3429346 counting only the distinct ones).

The product of its digits is 150000, while the sum is 36.

The square root of 555553242 is about 23570.1769615758. The cubic root of 555553242 is about 822.0695502982.

The spelling of 555553242 in words is "five hundred fifty-five million, five hundred fifty-three thousand, two hundred forty-two".