12700634 has 8 divisors (see below), whose sum is σ = 19168320. Its totient is φ = 6311196.

The previous prime is 12700591. The next prime is 12700643. The reversal of 12700634 is 43600721.

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

It is a super-2 number, since 2×12700634² = 322612208003912, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19154 + ... + 19805.

It is an arithmetic number, because the mean of its divisors is an integer number (2396040).

Almost surely, 2^12700634 is an apocalyptic number.

12700634 is a deficient number, since it is larger than the sum of its proper divisors (6467686).

12700634 is a wasteful number, since it uses less digits than its factorization.

12700634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39124.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 12700634 is about 3563.7948874760. The cubic root of 12700634 is about 233.3145377150.

The spelling of 12700634 in words is "twelve million, seven hundred thousand, six hundred thirty-four".