12609748 has 12 divisors (see below), whose sum is σ = 22663732. Its totient is φ = 6134400.

The previous prime is 12609731. The next prime is 12609757. The reversal of 12609748 is 84790621.

It can be written as a sum of positive squares in 2 ways, for example, as 9746884 + 2862864 = 3122^2 + 1692^2 .

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42453 + ... + 42748.

Almost surely, 2^12609748 is an apocalyptic number.

It is an amenable number.

12609748 is a deficient number, since it is larger than the sum of its proper divisors (10053984).

12609748 is a wasteful number, since it uses less digits than its factorization.

12609748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85242 (or 85240 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 37.

The square root of 12609748 is about 3551.0206983345. The cubic root of 12609748 is about 232.7566703328.

The spelling of 12609748 in words is "twelve million, six hundred nine thousand, seven hundred forty-eight".