561582348 has 48 divisors (see below), whose sum is σ = 1335747840. Its totient is φ = 183585600.

The previous prime is 561582319. The next prime is 561582353. The reversal of 561582348 is 843285165.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 305793 + ... + 307623.

It is an arithmetic number, because the mean of its divisors is an integer number (27828080).

Almost surely, 2^561582348 is an apocalyptic number.

It is an amenable number.

561582348 is an abundant number, since it is smaller than the sum of its proper divisors (774165492).

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

561582348 is a wasteful number, since it uses less digits than its factorization.

561582348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2318 (or 2316 counting only the distinct ones).

The product of its digits is 230400, while the sum is 42.

The square root of 561582348 is about 23697.7287519289. The cubic root of 561582348 is about 825.0326760244.

The spelling of 561582348 in words is "five hundred sixty-one million, five hundred eighty-two thousand, three hundred forty-eight".