11428036 has 6 divisors (see below), whose sum is σ = 19999070. Its totient is φ = 5714016.

The previous prime is 11428009. The next prime is 11428037. The reversal of 11428036 is 63082411.

It can be written as a sum of positive squares in only one way, i.e., 10850436 + 577600 = 3294^2 + 760^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11428036.

It is not an unprimeable number, because it can be changed into a prime (11428037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1428501 + ... + 1428508.

Almost surely, 2^11428036 is an apocalyptic number.

It is an amenable number.

11428036 is a deficient number, since it is larger than the sum of its proper divisors (8571034).

11428036 is a wasteful number, since it uses less digits than its factorization.

11428036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2857013 (or 2857011 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 11428036 is about 3380.5378270329. The cubic root of 11428036 is about 225.2460583862.

The spelling of 11428036 in words is "eleven million, four hundred twenty-eight thousand, thirty-six".