427711605 has 16 divisors (see below), whose sum is σ = 684599040. Its totient is φ = 228026048.

The previous prime is 427711579. The next prime is 427711607. The reversal of 427711605 is 506117724.

It is a cyclic number.

It is not a de Polignac number, because 427711605 - 2⁶ = 427711541 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427711607) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63751 + ... + 70139.

It is an arithmetic number, because the mean of its divisors is an integer number (42787440).

Almost surely, 2^427711605 is an apocalyptic number.

It is an amenable number.

427711605 is a deficient number, since it is larger than the sum of its proper divisors (256887435).

427711605 is a wasteful number, since it uses less digits than its factorization.

427711605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10860.

The product of its (nonzero) digits is 11760, while the sum is 33.

The square root of 427711605 is about 20681.1896417977. The cubic root of 427711605 is about 753.4428999580.

The spelling of 427711605 in words is "four hundred twenty-seven million, seven hundred eleven thousand, six hundred five".