11731936 has 24 divisors (see below), whose sum is σ = 23174424. Its totient is φ = 5846400.

The previous prime is 11731933. The next prime is 11731939. The reversal of 11731936 is 63913711.

It is an interprime number because it is at equal distance from previous prime (11731933) and next prime (11731939).

It is a junction number, because it is equal to n+sod(n) for n = 11731898 and 11731907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11731933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16386 + ... + 17086.

It is an arithmetic number, because the mean of its divisors is an integer number (965601).

Almost surely, 2^11731936 is an apocalyptic number.

11731936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11731936 is a deficient number, since it is larger than the sum of its proper divisors (11442488).

11731936 is an equidigital number, since it uses as much as digits as its factorization.

11731936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1234 (or 1226 counting only the distinct ones).

The product of its digits is 3402, while the sum is 31.

The square root of 11731936 is about 3425.1913815143. The cubic root of 11731936 is about 227.2252352450.

The spelling of 11731936 in words is "eleven million, seven hundred thirty-one thousand, nine hundred thirty-six".