12907734 has 32 divisors (see below), whose sum is σ = 29652480. Its totient is φ = 3669312.

The previous prime is 12907733. The next prime is 12907747. The reversal of 12907734 is 43770921.

It is a junction number, because it is equal to n+sod(n) for n = 12907695 and 12907704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12907733) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 9127 + ... + 10445.

It is an arithmetic number, because the mean of its divisors is an integer number (926640).

Almost surely, 2^12907734 is an apocalyptic number.

12907734 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12907734 is an abundant number, since it is smaller than the sum of its proper divisors (16744746).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12907734 is a wasteful number, since it uses less digits than its factorization.

12907734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1564.

The product of its (nonzero) digits is 10584, while the sum is 33.

The square root of 12907734 is about 3592.7334997186. The cubic root of 12907734 is about 234.5758699651.

The spelling of 12907734 in words is "twelve million, nine hundred seven thousand, seven hundred thirty-four".