534871647 has 32 divisors (see below), whose sum is σ = 828748800. Its totient is φ = 340297056.

The previous prime is 534871637. The next prime is 534871651. The reversal of 534871647 is 746178435.

534871647 is a `hidden beast` number, since 5 + 3 + 487 + 164 + 7 = 666.

It is not a de Polignac number, because 534871647 - 2¹⁵ = 534838879 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (534871627) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 404854 + ... + 406172.

It is an arithmetic number, because the mean of its divisors is an integer number (25898400).

Almost surely, 2^534871647 is an apocalyptic number.

534871647 is a deficient number, since it is larger than the sum of its proper divisors (293877153).

534871647 is a wasteful number, since it uses less digits than its factorization.

534871647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2004 (or 1998 counting only the distinct ones).

The product of its digits is 564480, while the sum is 45.

The square root of 534871647 is about 23127.2922539583. The cubic root of 534871647 is about 811.7392121789.

The spelling of 534871647 in words is "five hundred thirty-four million, eight hundred seventy-one thousand, six hundred forty-seven".