11823536 has 20 divisors (see below), whose sum is σ = 23087064. Its totient is φ = 5865600.

The previous prime is 11823523. The next prime is 11823547. The reversal of 11823536 is 63532811.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 11823499 and 11823508.

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, 725 + ... + 4916.

Almost surely, 2^11823536 is an apocalyptic number.

11823536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11823536 is a deficient number, since it is larger than the sum of its proper divisors (11263528).

11823536 is a wasteful number, since it uses less digits than its factorization.

11823536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5780 (or 5774 counting only the distinct ones).

The product of its digits is 4320, while the sum is 29.

The square root of 11823536 is about 3438.5368981589. The cubic root of 11823536 is about 227.8150752505.

It can be divided in two parts, 11 and 823536, that multiplied together give a triangular number (9058896 = T₄₂₅₆).

The spelling of 11823536 in words is "eleven million, eight hundred twenty-three thousand, five hundred thirty-six".