561427368 has 32 divisors (see below), whose sum is σ = 1405694400. Its totient is φ = 186859008.

The previous prime is 561427351. The next prime is 561427411. The reversal of 561427368 is 863724165.

561427368 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1228 + ... + 33531.

It is an arithmetic number, because the mean of its divisors is an integer number (43927950).

Almost surely, 2^561427368 is an apocalyptic number.

It is an amenable number.

561427368 is an abundant number, since it is smaller than the sum of its proper divisors (844267032).

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

561427368 is a wasteful number, since it uses less digits than its factorization.

561427368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35441 (or 35437 counting only the distinct ones).

The product of its digits is 241920, while the sum is 42.

The square root of 561427368 is about 23694.4585926752. The cubic root of 561427368 is about 824.9567742274.

The spelling of 561427368 in words is "five hundred sixty-one million, four hundred twenty-seven thousand, three hundred sixty-eight".