11428292 has 6 divisors (see below), whose sum is σ = 19999518. Its totient is φ = 5714144.

The previous prime is 11428273. The next prime is 11428297. The reversal of 11428292 is 29282411.

It can be written as a sum of positive squares in only one way, i.e., 6482116 + 4946176 = 2546^2 + 2224^2 .

It is not an unprimeable number, because it can be changed into a prime (11428297) by changing a digit.

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, 1428533 + ... + 1428540.

It is an arithmetic number, because the mean of its divisors is an integer number (3333253).

Almost surely, 2^11428292 is an apocalyptic number.

It is an amenable number.

11428292 is a deficient number, since it is larger than the sum of its proper divisors (8571226).

11428292 is a wasteful number, since it uses less digits than its factorization.

11428292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2857077 (or 2857075 counting only the distinct ones).

The product of its digits is 2304, while the sum is 29.

The square root of 11428292 is about 3380.5756906184. The cubic root of 11428292 is about 225.2477402897.

The spelling of 11428292 in words is "eleven million, four hundred twenty-eight thousand, two hundred ninety-two".