12732477 has 16 divisors (see below), whose sum is σ = 17543232. Its totient is φ = 8208000.

The previous prime is 12732457. The next prime is 12732481. The reversal of 12732477 is 77423721.

It is not a de Polignac number, because 12732477 - 2⁸ = 12732221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12732407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27633 + ... + 28089.

It is an arithmetic number, because the mean of its divisors is an integer number (1096452).

Almost surely, 2^12732477 is an apocalyptic number.

It is an amenable number.

12732477 is a deficient number, since it is larger than the sum of its proper divisors (4810755).

12732477 is a wasteful number, since it uses less digits than its factorization.

12732477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 748.

The product of its digits is 16464, while the sum is 33.

The square root of 12732477 is about 3568.2596598342. The cubic root of 12732477 is about 233.5093635386.

The spelling of 12732477 in words is "twelve million, seven hundred thirty-two thousand, four hundred seventy-seven".