534530138 has 8 divisors (see below), whose sum is σ = 806714688. Its totient is φ = 265625244.

The previous prime is 534530137. The next prime is 534530141. The reversal of 534530138 is 831035435.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (534530137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 819506 + ... + 820157.

It is an arithmetic number, because the mean of its divisors is an integer number (100839336).

Almost surely, 2^534530138 is an apocalyptic number.

534530138 is a deficient number, since it is larger than the sum of its proper divisors (272184550).

534530138 is a wasteful number, since it uses less digits than its factorization.

534530138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1639828.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 534530138 is about 23119.9078285360. The cubic root of 534530138 is about 811.5664135465.

The spelling of 534530138 in words is "five hundred thirty-four million, five hundred thirty thousand, one hundred thirty-eight".