11002890 has 32 divisors (see below), whose sum is σ = 27319680. Its totient is φ = 2832704.

The previous prime is 11002879. The next prime is 11002891. The reversal of 11002890 is 9820011.

It is not an unprimeable number, because it can be changed into a prime (11002891) 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 15 ways as a sum of consecutive naturals, for example, 5454 + ... + 7193.

It is an arithmetic number, because the mean of its divisors is an integer number (853740).

Almost surely, 2^11002890 is an apocalyptic number.

11002890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11002890 is an abundant number, since it is smaller than the sum of its proper divisors (16316790).

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

11002890 is a wasteful number, since it uses less digits than its factorization.

11002890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12686.

The product of its (nonzero) digits is 144, while the sum is 21.

The square root of 11002890 is about 3317.0604456356. The cubic root of 11002890 is about 222.4174840256.

The spelling of 11002890 in words is "eleven million, two thousand, eight hundred ninety".