581830242 has 16 divisors (see below), whose sum is σ = 1329897792. Its totient is φ = 166237200.

The previous prime is 581830229. The next prime is 581830243. The reversal of 581830242 is 242038185.

It is not an unprimeable number, because it can be changed into a prime (581830243) 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, 6926509 + ... + 6926592.

It is an arithmetic number, because the mean of its divisors is an integer number (83118612).

Almost surely, 2^581830242 is an apocalyptic number.

581830242 is an abundant number, since it is smaller than the sum of its proper divisors (748067550).

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

581830242 is a wasteful number, since it uses less digits than its factorization.

581830242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13853113.

The product of its (nonzero) digits is 15360, while the sum is 33.

The square root of 581830242 is about 24121.1575592881. The cubic root of 581830242 is about 834.8313771396.

The spelling of 581830242 in words is "five hundred eighty-one million, eight hundred thirty thousand, two hundred forty-two".