558878740 has 144 divisors (see below), whose sum is σ = 1465454592. Its totient is φ = 174763008.

The previous prime is 558878707. The next prime is 558878741. The reversal of 558878740 is 47878855.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (558878741) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4400557 + ... + 4400683.

It is an arithmetic number, because the mean of its divisors is an integer number (10176768).

Almost surely, 2^558878740 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 558878740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (732727296).

558878740 is an abundant number, since it is smaller than the sum of its proper divisors (906575852).

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

558878740 is a wasteful number, since it uses less digits than its factorization.

558878740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246 (or 201 counting only the distinct ones).

The product of its (nonzero) digits is 2508800, while the sum is 52.

The square root of 558878740 is about 23640.6163202231. The cubic root of 558878740 is about 823.7065694921.

The spelling of 558878740 in words is "five hundred fifty-eight million, eight hundred seventy-eight thousand, seven hundred forty".