558494940 has 24 divisors (see below), whose sum is σ = 1563786000. Its totient is φ = 148931968.

The previous prime is 558494939. The next prime is 558494941. The reversal of 558494940 is 49494855.

558494940 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (558494939) and next prime (558494941).

It is a self number, because there is not a number n which added to its sum of digits gives 558494940.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (558494941) 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, 4654065 + ... + 4654184.

It is an arithmetic number, because the mean of its divisors is an integer number (65157750).

Almost surely, 2^558494940 is an apocalyptic number.

It is an amenable number.

558494940 is an abundant number, since it is smaller than the sum of its proper divisors (1005291060).

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

558494940 is a wasteful number, since it uses less digits than its factorization.

558494940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9308261 (or 9308259 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 48.

The square root of 558494940 is about 23632.4975404632. The cubic root of 558494940 is about 823.5179710515.

The spelling of 558494940 in words is "five hundred fifty-eight million, four hundred ninety-four thousand, nine hundred forty".