1023798 has 8 divisors (see below), whose sum is σ = 2047608. Its totient is φ = 341264.

The previous prime is 1023769. The next prime is 1023821. The reversal of 1023798 is 8973201.

It is a happy number.

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

1023798 is an admirable number.

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 in 3 ways as a sum of consecutive naturals, for example, 85311 + ... + 85322.

It is an arithmetic number, because the mean of its divisors is an integer number (255951).

2^1023798 is an apocalyptic number.

1023798 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1023798 is a wasteful number, since it uses less digits than its factorization.

1023798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170638.

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 1023798 is about 1011.8290369425. The cubic root of 1023798 is about 100.7870558460.

Adding to 1023798 its reverse (8973201), we get a palindrome (9996999).

The spelling of 1023798 in words is "one million, twenty-three thousand, seven hundred ninety-eight".