427058686 has 4 divisors (see below), whose sum is σ = 640588032. Its totient is φ = 213529342.

The previous prime is 427058659. The next prime is 427058693. The reversal of 427058686 is 686850724.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106764670 + ... + 106764673.

It is an arithmetic number, because the mean of its divisors is an integer number (160147008).

Almost surely, 2^427058686 is an apocalyptic number.

427058686 is a deficient number, since it is larger than the sum of its proper divisors (213529346).

427058686 is a wasteful number, since it uses less digits than its factorization.

427058686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213529345.

The product of its (nonzero) digits is 645120, while the sum is 46.

The square root of 427058686 is about 20665.3982782815. The cubic root of 427058686 is about 753.0593177247.

The spelling of 427058686 in words is "four hundred twenty-seven million, fifty-eight thousand, six hundred eighty-six".