12703620 has 24 divisors (see below), whose sum is σ = 35570304. Its totient is φ = 3387616.

The previous prime is 12703597. The next prime is 12703631. The reversal of 12703620 is 2630721.

It is a happy number.

It is a super-2 number, since 2×12703620² = 322763922208800, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105804 + ... + 105923.

It is an arithmetic number, because the mean of its divisors is an integer number (1482096).

Almost surely, 2^12703620 is an apocalyptic number.

12703620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12703620 is an abundant number, since it is smaller than the sum of its proper divisors (22866684).

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

12703620 is a wasteful number, since it uses less digits than its factorization.

12703620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211739 (or 211737 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 12703620 is about 3564.2137983011. The cubic root of 12703620 is about 233.3328208606.

The spelling of 12703620 in words is "twelve million, seven hundred three thousand, six hundred twenty".