11380736 has 24 divisors (see below), whose sum is σ = 22760010. Its totient is φ = 5689344.

The previous prime is 11380729. The next prime is 11380741. The reversal of 11380736 is 63708311.

It can be written as a sum of positive squares in only one way, i.e., 7054336 + 4326400 = 2656^2 + 2080^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11380699 and 11380708.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 731 + ... + 4826.

Almost surely, 2^11380736 is an apocalyptic number.

11380736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11380736 is a deficient number, since it is larger than the sum of its proper divisors (11379274).

11380736 is an frugal number, since it uses more digits than its factorization.

11380736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5579 (or 5559 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 11380736 is about 3373.5346448495. The cubic root of 11380736 is about 224.9348683907.

The spelling of 11380736 in words is "eleven million, three hundred eighty thousand, seven hundred thirty-six".