11028642 has 32 divisors (see below), whose sum is σ = 22999680. Its totient is φ = 3521280.

The previous prime is 11028623. The next prime is 11028649. The reversal of 11028642 is 24682011.

It is not an unprimeable number, because it can be changed into a prime (11028649) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41803 + ... + 42065.

It is an arithmetic number, because the mean of its divisors is an integer number (718740).

Almost surely, 2^11028642 is an apocalyptic number.

11028642 is an abundant number, since it is smaller than the sum of its proper divisors (11971038).

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

11028642 is a wasteful number, since it uses less digits than its factorization.

11028642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538.

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 11028642 is about 3320.9399271893. The cubic root of 11028642 is about 222.5908697555.

The spelling of 11028642 in words is "eleven million, twenty-eight thousand, six hundred forty-two".