11528238 has 16 divisors (see below), whose sum is σ = 23680080. Its totient is φ = 3738816.

The previous prime is 11528213. The next prime is 11528263. The reversal of 11528238 is 83282511.

It is an interprime number because it is at equal distance from previous prime (11528213) and next prime (11528263).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25743 + ... + 26186.

It is an arithmetic number, because the mean of its divisors is an integer number (1480005).

Almost surely, 2^11528238 is an apocalyptic number.

11528238 is an abundant number, since it is smaller than the sum of its proper divisors (12151842).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11528238 is a wasteful number, since it uses less digits than its factorization.

11528238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51971.

The product of its digits is 3840, while the sum is 30.

The square root of 11528238 is about 3395.3259048286. The cubic root of 11528238 is about 225.9024692068.

The spelling of 11528238 in words is "eleven million, five hundred twenty-eight thousand, two hundred thirty-eight".