11528290 has 16 divisors (see below), whose sum is σ = 21653568. Its totient is φ = 4410736.

The previous prime is 11528281. The next prime is 11528317. The reversal of 11528290 is 9282511.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24832 + ... + 25291.

It is an arithmetic number, because the mean of its divisors is an integer number (1353348).

Almost surely, 2^11528290 is an apocalyptic number.

11528290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11528290 is a deficient number, since it is larger than the sum of its proper divisors (10125278).

11528290 is a wasteful number, since it uses less digits than its factorization.

11528290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50153.

The product of its (nonzero) digits is 1440, while the sum is 28.

The square root of 11528290 is about 3395.3335624059. Note that the first 3 decimals coincide. The cubic root of 11528290 is about 225.9028088629.

The spelling of 11528290 in words is "eleven million, five hundred twenty-eight thousand, two hundred ninety".