1022065 has 8 divisors (see below), whose sum is σ = 1338048. Its totient is φ = 743280.

The previous prime is 1022059. The next prime is 1022071. The reversal of 1022065 is 5602201.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1022059) and next prime (1022071).

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

It is not a de Polignac number, because 1022065 - 2⁵ = 1022033 is a prime.

It is a Duffinian number.

1022065 is a lucky number.

It is a nialpdrome in base 16.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9237 + ... + 9346.

It is an arithmetic number, because the mean of its divisors is an integer number (167256).

2^1022065 is an apocalyptic number.

It is an amenable number.

1022065 is a deficient number, since it is larger than the sum of its proper divisors (315983).

1022065 is a wasteful number, since it uses less digits than its factorization.

1022065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18599.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 1022065 is about 1010.9723042695. The cubic root of 1022065 is about 100.7301557503.

Adding to 1022065 its reverse (5602201), we get a palindrome (6624266).

The spelling of 1022065 in words is "one million, twenty-two thousand, sixty-five".