12758316 has 12 divisors (see below), whose sum is σ = 29769432. Its totient is φ = 4252768.

The previous prime is 12758309. The next prime is 12758323. The reversal of 12758316 is 61385721.

It is an interprime number because it is at equal distance from previous prime (12758309) and next prime (12758323).

It is a tau number, because it is divible by the number of its divisors (12).

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 3 ways as a sum of consecutive naturals, for example, 531585 + ... + 531608.

It is an arithmetic number, because the mean of its divisors is an integer number (2480786).

Almost surely, 2^12758316 is an apocalyptic number.

It is an amenable number.

12758316 is an abundant number, since it is smaller than the sum of its proper divisors (17011116).

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

12758316 is a wasteful number, since it uses less digits than its factorization.

12758316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1063200 (or 1063198 counting only the distinct ones).

The product of its digits is 10080, while the sum is 33.

The square root of 12758316 is about 3571.8784973736. The cubic root of 12758316 is about 233.6672163409.

It can be divided in two parts, 1275 and 8316, that added together give a triangular number (9591 = T₁₃₈).

The spelling of 12758316 in words is "twelve million, seven hundred fifty-eight thousand, three hundred sixteen".