1298826 has 24 divisors (see below), whose sum is σ = 2864160. Its totient is φ = 425256.

The previous prime is 1298819. The next prime is 1298831. The reversal of 1298826 is 6288921.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 451 + ... + 1673.

It is an arithmetic number, because the mean of its divisors is an integer number (119340).

2^1298826 is an apocalyptic number.

1298826 is an abundant number, since it is smaller than the sum of its proper divisors (1565334).

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

1298826 is a wasteful number, since it uses less digits than its factorization.

1298826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1290 (or 1287 counting only the distinct ones).

The product of its digits is 13824, while the sum is 36.

The square root of 1298826 is about 1139.6604757558. The cubic root of 1298826 is about 109.1064246871.

The spelling of 1298826 in words is "one million, two hundred ninety-eight thousand, eight hundred twenty-six".