1296826 has 8 divisors (see below), whose sum is σ = 2047680. Its totient is φ = 614268.

The previous prime is 1296817. The next prime is 1296829. The reversal of 1296826 is 6286921.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 1296791 and 1296800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1296829) 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, 17026 + ... + 17101.

It is an arithmetic number, because the mean of its divisors is an integer number (255960).

2^1296826 is an apocalyptic number.

1296826 is a deficient number, since it is larger than the sum of its proper divisors (750854).

1296826 is a wasteful number, since it uses less digits than its factorization.

1296826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34148.

The product of its digits is 10368, while the sum is 34.

The square root of 1296826 is about 1138.7826833949. The cubic root of 1296826 is about 109.0503933300.

The spelling of 1296826 in words is "one million, two hundred ninety-six thousand, eight hundred twenty-six".