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7926 = 231321

7926 has 8 divisors (see below), whose sum is σ = 15864. Its totient is φ = 2640.

The previous prime is 7919. The next prime is 7927. The reversal of 7926 is 6297.

7926 = 432 + 442 + ... + 462.

It is a sphenic number, since it is the product of 3 distinct primes.

7926 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 7896 and 7905.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 7926.

It is not an unprimeable number, because it can be changed into a prime (7927) 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, 655 + ... + 666.

It is an arithmetic number, because the mean of its divisors is an integer number (1983).

27926 is an apocalyptic number.

7926 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7932).

7926 is a wasteful number, since it uses less digits than its factorization.

7926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1326.

The product of its digits is 756, while the sum is 24.

The square root of 7926 is about 89.0280854562. The cubic root of 7926 is about 19.9381422113.

It can be divided in two parts, 79 and 26, that added together give a triangular number (105 = T14).

The spelling of 7926 in words is "seven thousand, nine hundred twenty-six".

Divisors: 1 2 3 6 1321 2642 3963 7926