1021796 has 12 divisors (see below), whose sum is σ = 1795248. Its totient is φ = 508872.

The previous prime is 1021793. The next prime is 1021799. The reversal of 1021796 is 6971201.

It is an interprime number because it is at equal distance from previous prime (1021793) and next prime (1021799).

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (1021793) 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, 1595 + ... + 2141.

It is an arithmetic number, because the mean of its divisors is an integer number (149604).

2^1021796 is an apocalyptic number.

It is an amenable number.

1021796 is a deficient number, since it is larger than the sum of its proper divisors (773452).

1021796 is a wasteful number, since it uses less digits than its factorization.

1021796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1018 (or 1016 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 26.

The square root of 1021796 is about 1010.8392552726. The cubic root of 1021796 is about 100.7213178292.

Adding to 1021796 its reverse (6971201), we get a palindrome (7992997).

The spelling of 1021796 in words is "one million, twenty-one thousand, seven hundred ninety-six".