1023536 has 40 divisors (see below), whose sum is σ = 2169504. Its totient is φ = 465920.

The previous prime is 1023521. The next prime is 1023541. The reversal of 1023536 is 6353201.

It is a zygodrome in base 2.

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, 14381 + ... + 14451.

2^1023536 is an apocalyptic number.

1023536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1023536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1084752).

1023536 is an abundant number, since it is smaller than the sum of its proper divisors (1145968).

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

1023536 is a wasteful number, since it uses less digits than its factorization.

1023536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149 (or 143 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 1023536 is about 1011.6995601462. The cubic root of 1023536 is about 100.7784576455.

Adding to 1023536 its reverse (6353201), we get a palindrome (7376737).

The spelling of 1023536 in words is "one million, twenty-three thousand, five hundred thirty-six".