12610320 has 40 divisors (see below), whose sum is σ = 39092736. Its totient is φ = 3362688.

The previous prime is 12610313. The next prime is 12610333. The reversal of 12610320 is 2301621.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 12610320.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26032 + ... + 26511.

Almost surely, 2^12610320 is an apocalyptic number.

12610320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12610320 is an abundant number, since it is smaller than the sum of its proper divisors (26482416).

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

12610320 is a wasteful number, since it uses less digits than its factorization.

12610320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52559 (or 52553 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 12610320 is about 3551.1012376445. The cubic root of 12610320 is about 232.7601896947.

Adding to 12610320 its reverse (2301621), we get a palindrome (14911941).

The spelling of 12610320 in words is "twelve million, six hundred ten thousand, three hundred twenty".