12632817 has 16 divisors (see below), whose sum is σ = 17252352. Its totient is φ = 8220240.

The previous prime is 12632813. The next prime is 12632821. The reversal of 12632817 is 71823621.

It is an interprime number because it is at equal distance from previous prime (12632813) and next prime (12632821).

It is not a de Polignac number, because 12632817 - 2² = 12632813 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12632813) 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, 26818 + ... + 27284.

It is an arithmetic number, because the mean of its divisors is an integer number (1078272).

Almost surely, 2^12632817 is an apocalyptic number.

It is an amenable number.

12632817 is a deficient number, since it is larger than the sum of its proper divisors (4619535).

12632817 is a wasteful number, since it uses less digits than its factorization.

12632817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668.

The product of its digits is 4032, while the sum is 30.

The square root of 12632817 is about 3554.2674350701. The cubic root of 12632817 is about 232.8985233539.

The spelling of 12632817 in words is "twelve million, six hundred thirty-two thousand, eight hundred seventeen".