1298626 has 32 divisors (see below), whose sum is σ = 2407680. Its totient is φ = 513216.

The previous prime is 1298617. The next prime is 1298641. The reversal of 1298626 is 6268921.

It is a happy number.

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 1298591 and 1298600.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11860 + ... + 11968.

It is an arithmetic number, because the mean of its divisors is an integer number (75240).

2^1298626 is an apocalyptic number.

1298626 is a deficient number, since it is larger than the sum of its proper divisors (1109054).

1298626 is a wasteful number, since it uses less digits than its factorization.

1298626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178.

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

The square root of 1298626 is about 1139.5727269464. The cubic root of 1298626 is about 109.1008241409.

The spelling of 1298626 in words is "one million, two hundred ninety-eight thousand, six hundred twenty-six".