1020446 has 8 divisors (see below), whose sum is σ = 1749360. Its totient is φ = 437328.

The previous prime is 1020431. The next prime is 1020451. The reversal of 1020446 is 6440201.

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

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 36431 + ... + 36458.

It is an arithmetic number, because the mean of its divisors is an integer number (218670).

2^1020446 is an apocalyptic number.

1020446 is a deficient number, since it is larger than the sum of its proper divisors (728914).

1020446 is an equidigital number, since it uses as much as digits as its factorization.

1020446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72898.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1020446 is about 1010.1712726068. The cubic root of 1020446 is about 100.6769405086.

Adding to 1020446 its reverse (6440201), we get a palindrome (7460647).

The spelling of 1020446 in words is "one million, twenty thousand, four hundred forty-six".