427647803 has 8 divisors (see below), whose sum is σ = 467293296. Its totient is φ = 388130400.

The previous prime is 427647799. The next prime is 427647811. The reversal of 427647803 is 308746724.

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 427647803 - 2² = 427647799 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (427647853) 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, 24968 + ... + 38453.

It is an arithmetic number, because the mean of its divisors is an integer number (58411662).

Almost surely, 2^427647803 is an apocalyptic number.

427647803 is a deficient number, since it is larger than the sum of its proper divisors (39645493).

427647803 is a wasteful number, since it uses less digits than its factorization.

427647803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64045.

The product of its (nonzero) digits is 225792, while the sum is 41.

The square root of 427647803 is about 20679.6470714565. The cubic root of 427647803 is about 753.4054342499.

The spelling of 427647803 in words is "four hundred twenty-seven million, six hundred forty-seven thousand, eight hundred three".