427899695 has 4 divisors (see below), whose sum is σ = 513479640. Its totient is φ = 342319752.

The previous prime is 427899691. The next prime is 427899713. The reversal of 427899695 is 596998724.

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

It is a cyclic number.

It is not a de Polignac number, because 427899695 - 2² = 427899691 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427899691) 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, 42789965 + ... + 42789974.

It is an arithmetic number, because the mean of its divisors is an integer number (128369910).

Almost surely, 2^427899695 is an apocalyptic number.

427899695 is a deficient number, since it is larger than the sum of its proper divisors (85579945).

427899695 is an equidigital number, since it uses as much as digits as its factorization.

427899695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85579944.

The product of its digits is 9797760, while the sum is 59.

The square root of 427899695 is about 20685.7365109391. The cubic root of 427899695 is about 753.5533281881.

The spelling of 427899695 in words is "four hundred twenty-seven million, eight hundred ninety-nine thousand, six hundred ninety-five".