11780432 has 10 divisors (see below), whose sum is σ = 22824618. Its totient is φ = 5890208.

The previous prime is 11780429. The next prime is 11780443. The reversal of 11780432 is 23408711.

It can be written as a sum of positive squares in only one way, i.e., 10471696 + 1308736 = 3236^2 + 1144^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 368123 + ... + 368154.

Almost surely, 2^11780432 is an apocalyptic number.

It is an amenable number.

11780432 is a deficient number, since it is larger than the sum of its proper divisors (11044186).

11780432 is an equidigital number, since it uses as much as digits as its factorization.

11780432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736285 (or 736279 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 11780432 is about 3432.2633931562. The cubic root of 11780432 is about 227.5378965167.

The spelling of 11780432 in words is "eleven million, seven hundred eighty thousand, four hundred thirty-two".