427680001 has 8 divisors (see below), whose sum is σ = 489827520. Its totient is φ = 365795088.

The previous prime is 427679981. The next prime is 427680017. The reversal of 427680001 is 100086724.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-427680001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (427680601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62146 + ... + 68683.

It is an arithmetic number, because the mean of its divisors is an integer number (61228440).

Almost surely, 2^427680001 is an apocalyptic number.

It is an amenable number.

427680001 is a deficient number, since it is larger than the sum of its proper divisors (62147519).

427680001 is a wasteful number, since it uses less digits than its factorization.

427680001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131303.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 427680001 is about 20680.4255517144. The cubic root of 427680001 is about 753.4243419736.

The spelling of 427680001 in words is "four hundred twenty-seven million, six hundred eighty thousand, one".