427794047 has 8 divisors (see below), whose sum is σ = 439520256. Its totient is φ = 416177272.

The previous prime is 427794019. The next prime is 427794053. The reversal of 427794047 is 740497724.

It is a happy number.

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 427794047 - 2⁶ = 427793983 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 427793989 and 427794007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427794847) 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, 19403 + ... + 35100.

It is an arithmetic number, because the mean of its divisors is an integer number (54940032).

Almost surely, 2^427794047 is an apocalyptic number.

427794047 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

427794047 is a deficient number, since it is larger than the sum of its proper divisors (11726209).

427794047 is a wasteful number, since it uses less digits than its factorization.

427794047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54717.

The product of its (nonzero) digits is 395136, while the sum is 44.

The square root of 427794047 is about 20683.1827096315. The cubic root of 427794047 is about 753.4913058997.

The spelling of 427794047 in words is "four hundred twenty-seven million, seven hundred ninety-four thousand, forty-seven".