1023446 has 4 divisors (see below), whose sum is σ = 1535172. Its totient is φ = 511722.

The previous prime is 1023419. The next prime is 1023461. The reversal of 1023446 is 6443201.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6443201 = 239 ⋅26959.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255860 + ... + 255863.

It is an arithmetic number, because the mean of its divisors is an integer number (383793).

2^1023446 is an apocalyptic number.

1023446 is a deficient number, since it is larger than the sum of its proper divisors (511726).

1023446 is an equidigital number, since it uses as much as digits as its factorization.

1023446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511725.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1023446 is about 1011.6550795602. The cubic root of 1023446 is about 100.7755037266.

Adding to 1023446 its reverse (6443201), we get a palindrome (7466647).

The spelling of 1023446 in words is "one million, twenty-three thousand, four hundred forty-six".