427662147 has 8 divisors (see below), whose sum is σ = 622054080. Its totient is φ = 259189160.

The previous prime is 427662121. The next prime is 427662187. The reversal of 427662147 is 741266724.

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 427662147 - 2⁸ = 427661891 is a prime.

It is not an unprimeable number, because it can be changed into a prime (427662187) 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, 6479697 + ... + 6479762.

It is an arithmetic number, because the mean of its divisors is an integer number (77756760).

Almost surely, 2^427662147 is an apocalyptic number.

427662147 is a deficient number, since it is larger than the sum of its proper divisors (194391933).

427662147 is a wasteful number, since it uses less digits than its factorization.

427662147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12959473.

The product of its digits is 112896, while the sum is 39.

The square root of 427662147 is about 20679.9938829778. The cubic root of 427662147 is about 753.4138576353.

The spelling of 427662147 in words is "four hundred twenty-seven million, six hundred sixty-two thousand, one hundred forty-seven".