12690696 has 16 divisors (see below), whose sum is σ = 31726800. Its totient is φ = 4230224.

The previous prime is 12690683. The next prime is 12690697. The reversal of 12690696 is 69609621.

It is a super-2 number, since 2×12690696² = 322107529928832, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12690697) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 264366 + ... + 264413.

It is an arithmetic number, because the mean of its divisors is an integer number (1982925).

Almost surely, 2^12690696 is an apocalyptic number.

It is an amenable number.

12690696 is an abundant number, since it is smaller than the sum of its proper divisors (19036104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12690696 is a wasteful number, since it uses less digits than its factorization.

12690696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528788 (or 528784 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 39.

The square root of 12690696 is about 3562.4003143948. The cubic root of 12690696 is about 233.2536671340.

The spelling of 12690696 in words is "twelve million, six hundred ninety thousand, six hundred ninety-six".