561834001 has 8 divisors (see below), whose sum is σ = 577887200. Its totient is φ = 545916672.

The previous prime is 561833989. The next prime is 561834043. The reversal of 561834001 is 100438165.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 561834001 - 2¹⁹ = 561309713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (561834101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25551 + ... + 42148.

It is an arithmetic number, because the mean of its divisors is an integer number (72235900).

Almost surely, 2^561834001 is an apocalyptic number.

It is an amenable number.

561834001 is a deficient number, since it is larger than the sum of its proper divisors (16053199).

561834001 is a wasteful number, since it uses less digits than its factorization.

561834001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67935.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 561834001 is about 23703.0378010921. The cubic root of 561834001 is about 825.1558938948.

The spelling of 561834001 in words is "five hundred sixty-one million, eight hundred thirty-four thousand, one".