561040335 has 12 divisors (see below), whose sum is σ = 972469992. Its totient is φ = 299221488.

The previous prime is 561040327. The next prime is 561040339. The reversal of 561040335 is 533040165.

561040335 is a `hidden beast` number, since 5 + 610 + 40 + 3 + 3 + 5 = 666.

It is not a de Polignac number, because 561040335 - 2³ = 561040327 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 561040299 and 561040308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (561040339) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6233737 + ... + 6233826.

It is an arithmetic number, because the mean of its divisors is an integer number (81039166).

Almost surely, 2^561040335 is an apocalyptic number.

561040335 is a deficient number, since it is larger than the sum of its proper divisors (411429657).

561040335 is a wasteful number, since it uses less digits than its factorization.

561040335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12467574 (or 12467571 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 561040335 is about 23686.2900218671. The cubic root of 561040335 is about 824.7671629435.

The spelling of 561040335 in words is "five hundred sixty-one million, forty thousand, three hundred thirty-five".