82513534 has 8 divisors (see below), whose sum is σ = 124530120. Its totient is φ = 41003496.

The previous prime is 82513511. The next prime is 82513547. The reversal of 82513534 is 43531528.

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

It is a junction number, because it is equal to n+sod(n) for n = 82513496 and 82513505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126229 + ... + 126880.

It is an arithmetic number, because the mean of its divisors is an integer number (15566265).

Almost surely, 2^82513534 is an apocalyptic number.

82513534 is a deficient number, since it is larger than the sum of its proper divisors (42016586).

82513534 is a wasteful number, since it uses less digits than its factorization.

82513534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253274.

The product of its digits is 14400, while the sum is 31.

The square root of 82513534 is about 9083.6960539199. The cubic root of 82513534 is about 435.3531882991.

The spelling of 82513534 in words is "eighty-two million, five hundred thirteen thousand, five hundred thirty-four".