1022601 has 8 divisors (see below), whose sum is σ = 1443744. Its totient is φ = 641600.

The previous prime is 1022591. The next prime is 1022611. The reversal of 1022601 is 1062201.

It is an interprime number because it is at equal distance from previous prime (1022591) and next prime (1022611).

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

It is a cyclic number.

It is not a de Polignac number, because 1022601 - 2¹⁰ = 1021577 is a prime.

1022601 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1022611) by changing a digit.

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, 9975 + ... + 10076.

It is an arithmetic number, because the mean of its divisors is an integer number (180468).

2^1022601 is an apocalyptic number.

It is an amenable number.

1022601 is a deficient number, since it is larger than the sum of its proper divisors (421143).

1022601 is a wasteful number, since it uses less digits than its factorization.

1022601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20071.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1022601 is about 1011.2373608604. The cubic root of 1022601 is about 100.7477612607.

Adding to 1022601 its reverse (1062201), we get a palindrome (2084802).

The spelling of 1022601 in words is "one million, twenty-two thousand, six hundred one".