427082047 has 18 divisors (see below), whose sum is σ = 499539768. Its totient is φ = 357681312.

The previous prime is 427082039. The next prime is 427082069. The reversal of 427082047 is 740280724.

It is not a de Polignac number, because 427082047 - 2³ = 427082039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427082027) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3991368 + ... + 3991474.

Almost surely, 2^427082047 is an apocalyptic number.

427082047 is a deficient number, since it is larger than the sum of its proper divisors (72457721).

427082047 is an frugal number, since it uses more digits than its factorization.

427082047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367 (or 187 counting only the distinct ones).

The product of its (nonzero) digits is 25088, while the sum is 34.

The square root of 427082047 is about 20665.9634907255. The cubic root of 427082047 is about 753.0730487789.

The spelling of 427082047 in words is "four hundred twenty-seven million, eighty-two thousand, forty-seven".