12698648 has 16 divisors (see below), whose sum is σ = 24317280. Its totient is φ = 6214048.

The previous prime is 12698617. The next prime is 12698657. The reversal of 12698648 is 84689621.

It is a happy number.

It is a super-2 number, since 2×12698648² = 322511322055808, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12698599 and 12698608.

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, 16511 + ... + 17262.

It is an arithmetic number, because the mean of its divisors is an integer number (1519830).

Almost surely, 2^12698648 is an apocalyptic number.

It is an amenable number.

12698648 is a deficient number, since it is larger than the sum of its proper divisors (11618632).

12698648 is a wasteful number, since it uses less digits than its factorization.

12698648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33826 (or 33822 counting only the distinct ones).

The product of its digits is 165888, while the sum is 44.

The square root of 12698648 is about 3563.5162410181. The cubic root of 12698648 is about 233.3023759383.

The spelling of 12698648 in words is "twelve million, six hundred ninety-eight thousand, six hundred forty-eight".