12682534 has 8 divisors (see below), whose sum is σ = 19637568. Its totient is φ = 6136680.

The previous prime is 12682513. The next prime is 12682547. The reversal of 12682534 is 43528621.

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

It is a super-2 number, since 2×12682534² = 321693337322312, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 12682496 and 12682505.

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, 102217 + ... + 102340.

It is an arithmetic number, because the mean of its divisors is an integer number (2454696).

Almost surely, 2^12682534 is an apocalyptic number.

12682534 is a deficient number, since it is larger than the sum of its proper divisors (6955034).

12682534 is a wasteful number, since it uses less digits than its factorization.

12682534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204590.

The product of its digits is 11520, while the sum is 31.

The square root of 12682534 is about 3561.2545542266. The cubic root of 12682534 is about 233.2036508406.

The spelling of 12682534 in words is "twelve million, six hundred eighty-two thousand, five hundred thirty-four".