11937616 has 10 divisors (see below), whose sum is σ = 23129162. Its totient is φ = 5968800.

The previous prime is 11937599. The next prime is 11937649. The reversal of 11937616 is 61673911.

It can be written as a sum of positive squares in only one way, i.e., 6739216 + 5198400 = 2596^2 + 2280^2 .

It is a congruent number.

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, 373035 + ... + 373066.

Almost surely, 2^11937616 is an apocalyptic number.

11937616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11937616 is a deficient number, since it is larger than the sum of its proper divisors (11191546).

11937616 is an equidigital number, since it uses as much as digits as its factorization.

11937616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746109 (or 746103 counting only the distinct ones).

The product of its digits is 6804, while the sum is 34.

The square root of 11937616 is about 3455.0855271614. The cubic root of 11937616 is about 228.5454265064.

The spelling of 11937616 in words is "eleven million, nine hundred thirty-seven thousand, six hundred sixteen".