12746445 has 8 divisors (see below), whose sum is σ = 20394336. Its totient is φ = 6798096.

The previous prime is 12746407. The next prime is 12746453. The reversal of 12746445 is 54464721.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12746445 - 2⁶ = 12746381 is a prime.

It is a congruent number.

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, 424867 + ... + 424896.

It is an arithmetic number, because the mean of its divisors is an integer number (2549292).

Almost surely, 2^12746445 is an apocalyptic number.

12746445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12746445 is a deficient number, since it is larger than the sum of its proper divisors (7647891).

12746445 is an equidigital number, since it uses as much as digits as its factorization.

12746445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 849771.

The product of its digits is 26880, while the sum is 33.

The square root of 12746445 is about 3570.2163799972. The cubic root of 12746445 is about 233.5947218130.

The spelling of 12746445 in words is "twelve million, seven hundred forty-six thousand, four hundred forty-five".