1089210 has 16 divisors (see below), whose sum is σ = 2614176. Its totient is φ = 290448.

The previous prime is 1089197. The next prime is 1089217. The reversal of 1089210 is 129801.

It is not an unprimeable number, because it can be changed into a prime (1089217) 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 7 ways as a sum of consecutive naturals, for example, 18124 + ... + 18183.

It is an arithmetic number, because the mean of its divisors is an integer number (163386).

2^1089210 is an apocalyptic number.

1089210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1089210 is an abundant number, since it is smaller than the sum of its proper divisors (1524966).

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

1089210 is a wasteful number, since it uses less digits than its factorization.

1089210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36317.

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

The square root of 1089210 is about 1043.6522409309. The cubic root of 1089210 is about 102.8893775732.

The spelling of 1089210 in words is "one million, eighty-nine thousand, two hundred ten".