12709662 has 64 divisors (see below), whose sum is σ = 30965760. Its totient is φ = 3399264.

The previous prime is 12709661. The next prime is 12709663. The reversal of 12709662 is 26690721.

It is an interprime number because it is at equal distance from previous prime (12709661) and next prime (12709663).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12709661) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56883 + ... + 57105.

It is an arithmetic number, because the mean of its divisors is an integer number (483840).

Almost surely, 2^12709662 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12709662, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15482880).

12709662 is an abundant number, since it is smaller than the sum of its proper divisors (18256098).

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

12709662 is a wasteful number, since it uses less digits than its factorization.

12709662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 12709662 is about 3565.0612897957. The cubic root of 12709662 is about 233.3698069967.

The spelling of 12709662 in words is "twelve million, seven hundred nine thousand, six hundred sixty-two".