11428552 has 16 divisors (see below), whose sum is σ = 22167900. Its totient is φ = 5517120.

The previous prime is 11428531. The next prime is 11428559. The reversal of 11428552 is 25582411.

It can be written as a sum of positive squares in 2 ways, for example, as 11329956 + 98596 = 3366^2 + 314^2 .

It is a super-2 number, since 2×11428552² = 261223601633408, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11428552.

It is not an unprimeable number, because it can be changed into a prime (11428559) 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 in 3 ways as a sum of consecutive naturals, for example, 24399 + ... + 24862.

Almost surely, 2^11428552 is an apocalyptic number.

It is an amenable number.

11428552 is a deficient number, since it is larger than the sum of its proper divisors (10739348).

11428552 is a wasteful number, since it uses less digits than its factorization.

11428552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49296 (or 49292 counting only the distinct ones).

The product of its digits is 3200, while the sum is 28.

The square root of 11428552 is about 3380.6141453884. The cubic root of 11428552 is about 225.2494484472.

The spelling of 11428552 in words is "eleven million, four hundred twenty-eight thousand, five hundred fifty-two".