1026897 has 4 divisors (see below), whose sum is σ = 1369200. Its totient is φ = 684596.

The previous prime is 1026887. The next prime is 1026899. The reversal of 1026897 is 7986201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7986201 = 3 ⋅2662067.

It is a cyclic number.

It is not a de Polignac number, because 1026897 - 2⁶ = 1026833 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (1026899) 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, 171147 + ... + 171152.

It is an arithmetic number, because the mean of its divisors is an integer number (342300).

2^1026897 is an apocalyptic number.

It is an amenable number.

1026897 is a deficient number, since it is larger than the sum of its proper divisors (342303).

1026897 is an equidigital number, since it uses as much as digits as its factorization.

1026897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342302.

The product of its (nonzero) digits is 6048, while the sum is 33.

The square root of 1026897 is about 1013.3592650191. The cubic root of 1026897 is about 100.8886463514. Note that the first 3 decimals are identical.

The spelling of 1026897 in words is "one million, twenty-six thousand, eight hundred ninety-seven".