427725611 has 8 divisors (see below), whose sum is σ = 445856400. Its totient is φ = 409820320.

The previous prime is 427725583. The next prime is 427725629. The reversal of 427725611 is 116527724.

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 427725611 - 2¹⁸ = 427463467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (427725811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52496 + ... + 60093.

It is an arithmetic number, because the mean of its divisors is an integer number (55732050).

Almost surely, 2^427725611 is an apocalyptic number.

427725611 is a deficient number, since it is larger than the sum of its proper divisors (18130789).

427725611 is a wasteful number, since it uses less digits than its factorization.

427725611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112749.

The product of its digits is 23520, while the sum is 35.

The square root of 427725611 is about 20681.5282559099. The cubic root of 427725611 is about 753.4511240401.

The spelling of 427725611 in words is "four hundred twenty-seven million, seven hundred twenty-five thousand, six hundred eleven".