558225738 has 72 divisors (see below), whose sum is σ = 1481051520. Its totient is φ = 151094160.

The previous prime is 558225691. The next prime is 558225749. The reversal of 558225738 is 837522855.

558225738 is a `hidden beast` number, since 5 + 58 + 22 + 573 + 8 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 558225693 and 558225702.

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 35 ways as a sum of consecutive naturals, for example, 103 + ... + 33413.

It is an arithmetic number, because the mean of its divisors is an integer number (20570160).

Almost surely, 2^558225738 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 558225738, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (740525760).

558225738 is an abundant number, since it is smaller than the sum of its proper divisors (922825782).

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

558225738 is a wasteful number, since it uses less digits than its factorization.

558225738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33352 (or 33342 counting only the distinct ones).

The product of its digits is 672000, while the sum is 45.

The square root of 558225738 is about 23626.8012646655. The cubic root of 558225738 is about 823.3856342429.

The spelling of 558225738 in words is "five hundred fifty-eight million, two hundred twenty-five thousand, seven hundred thirty-eight".