13023536 has 10 divisors (see below), whose sum is σ = 25233132. Its totient is φ = 6511760.

The previous prime is 13023529. The next prime is 13023541. The reversal of 13023536 is 63532031.

It is a super-2 number, since 2×13023536² = 339224979886592, which contains 22 as substring.

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 as a sum of consecutive naturals, namely, 406970 + ... + 407001.

Almost surely, 2^13023536 is an apocalyptic number.

13023536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13023536 is a deficient number, since it is larger than the sum of its proper divisors (12209596).

13023536 is an equidigital number, since it uses as much as digits as its factorization.

13023536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 813979 (or 813973 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 23.

The square root of 13023536 is about 3608.8136554829. The cubic root of 13023536 is about 235.2752832571.

Adding to 13023536 its reverse (63532031), we get a palindrome (76555567).

The spelling of 13023536 in words is "thirteen million, twenty-three thousand, five hundred thirty-six".