12730510 has 16 divisors (see below), whose sum is σ = 24677856. Its totient is φ = 4700448.

The previous prime is 12730493. The next prime is 12730511. The reversal of 12730510 is 1503721.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12730511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48834 + ... + 49093.

It is an arithmetic number, because the mean of its divisors is an integer number (1542366).

Almost surely, 2^12730510 is an apocalyptic number.

12730510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12730510 is a deficient number, since it is larger than the sum of its proper divisors (11947346).

12730510 is a wasteful number, since it uses less digits than its factorization.

12730510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97947.

The product of its (nonzero) digits is 210, while the sum is 19.

The square root of 12730510 is about 3567.9840246279. The cubic root of 12730510 is about 233.4973382123.

The spelling of 12730510 in words is "twelve million, seven hundred thirty thousand, five hundred ten".