534149686 has 24 divisors (see below), whose sum is σ = 957233376. Its totient is φ = 222732720.

The previous prime is 534149683. The next prime is 534149699. The reversal of 534149686 is 686941435.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (534149683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 70030 + ... + 77281.

It is an arithmetic number, because the mean of its divisors is an integer number (39884724).

Almost surely, 2^534149686 is an apocalyptic number.

534149686 is a deficient number, since it is larger than the sum of its proper divisors (423083690).

534149686 is a wasteful number, since it uses less digits than its factorization.

534149686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147364 (or 147357 counting only the distinct ones).

The product of its digits is 622080, while the sum is 46.

The square root of 534149686 is about 23111.6785630123. The cubic root of 534149686 is about 811.3738236275.

The spelling of 534149686 in words is "five hundred thirty-four million, one hundred forty-nine thousand, six hundred eighty-six".