427716658 has 8 divisors (see below), whose sum is σ = 643144860. Its totient is φ = 213335040.

The previous prime is 427716649. The next prime is 427716659. The reversal of 427716658 is 856617724.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 404935129 + 22781529 = 20123^2 + 4773^2 .

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

It is not an unprimeable number, because it can be changed into a prime (427716659) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 260623 + ... + 262258.

Almost surely, 2^427716658 is an apocalyptic number.

427716658 is a deficient number, since it is larger than the sum of its proper divisors (215428202).

427716658 is a wasteful number, since it uses less digits than its factorization.

427716658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523292.

The product of its digits is 564480, while the sum is 46.

The square root of 427716658 is about 20681.3118055891. The cubic root of 427716658 is about 753.4458670133.

The spelling of 427716658 in words is "four hundred twenty-seven million, seven hundred sixteen thousand, six hundred fifty-eight".