11428936 has 16 divisors (see below), whose sum is σ = 21469500. Its totient is φ = 5703744.

The previous prime is 11428931. The next prime is 11428961. The reversal of 11428936 is 63982411.

It can be written as a sum of positive squares in 2 ways, for example, as 8964036 + 2464900 = 2994^2 + 1570^2 .

It is not an unprimeable number, because it can be changed into a prime (11428931) 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, 4890 + ... + 6838.

Almost surely, 2^11428936 is an apocalyptic number.

It is an amenable number.

11428936 is a deficient number, since it is larger than the sum of its proper divisors (10040564).

11428936 is a wasteful number, since it uses less digits than its factorization.

11428936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2688 (or 2684 counting only the distinct ones).

The product of its digits is 10368, while the sum is 34.

The square root of 11428936 is about 3380.6709393255. The cubic root of 11428936 is about 225.2519712171.

The spelling of 11428936 in words is "eleven million, four hundred twenty-eight thousand, nine hundred thirty-six".