11428516 has 36 divisors (see below), whose sum is σ = 22854384. Its totient is φ = 4958800.

The previous prime is 11428511. The next prime is 11428517. The reversal of 11428516 is 61582411.

It is a super-2 number, since 2×11428516² = 261221955924512, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11428511) 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 11 ways as a sum of consecutive naturals, for example, 23031 + ... + 23521.

It is an arithmetic number, because the mean of its divisors is an integer number (634844).

Almost surely, 2^11428516 is an apocalyptic number.

It is an amenable number.

11428516 is a deficient number, since it is larger than the sum of its proper divisors (11425868).

11428516 is a wasteful number, since it uses less digits than its factorization.

11428516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 552 (or 527 counting only the distinct ones).

The product of its digits is 1920, while the sum is 28.

The square root of 11428516 is about 3380.6088209079. The cubic root of 11428516 is about 225.2492119347.

The spelling of 11428516 in words is "eleven million, four hundred twenty-eight thousand, five hundred sixteen".